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Snapshot 0 · 2026-11-04T12:47:26Z · Jupyter Notebook · MIT
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0d8d4390b1563752c79396382a39d5a2daf323cdbf2785a28a6043a4f23a9ecdGitHub description at capture
Lists of company wise questions available on leetcode premium. Every csv file in the companies directory corresponds to a list of questions on leetcode for a specific company based on the leetcode company tags. Updated as of May, 2022.
README at capture
 ## Leetcode Company-wise Problem Lists Curated lists of Leetcode questions group by companies, updated as of May, 2022. Shout out to fishercoder1534 for the awesome [Leetcode](https://github.com/fishercoder1534/Leetcode) repo for solutions. ## Company Index 1. [APT Portfolio](#apt-portfolio) 2. [Accenture](#accenture) 3. [Activision](#activision) 4. [Adobe](#adobe) 5. [Affirm](#affirm) 6. [Airbnb](#airbnb) 7. [Akamai](#akamai) 8. [Akuna Capital](#akuna-capital) 9. [Alation](#alation) 10. [Alibaba](#alibaba) 11. [AllinCall](#allincall) 12. [Amazon](#amazon) 13. [American Express](#american-express) 14. [Apple](#apple) 15. [Arcesium](#arcesium) 16. [Arista Networks](#arista-networks) 17. [Asana](#asana) 18. [Athenahealth](#athenahealth) 19. [Atlassian](#atlassian) 20. [Baidu](#baidu) 21. [Barclays](#barclays) 22. [BlackRock](#blackrock) 23. [Bloomberg](#bloomberg) 24. [Bolt](#bolt) 25. [Booking](#booking) 26. [Box](#box) 27. [ByteDance](#bytedance) 28. [C3 IoT](#c3-iot) 29. [Canonical](#canonical) 30. [Capital One](#capital-one) 31. [Cashfree](#cashfree) 32. [Cisco](#cisco) 33. [Citadel](#citadel) 34. [Citrix](#citrix) 35. [Cohesity](#cohesity) 36. [Commvault](#commvault) 37. [Coursera](#coursera) 38. [Cruise Automation](#cruise-automation) 39. [DE Shaw](#de-shaw) 40. [DJI](#dji) 41. [DRW](#drw) 42. [Databricks](#databricks) 43. [Dataminr](#dataminr) 44. [Dell](#dell) 45. [Deutsche Bank](#deutsche-bank) 46. [Directi](#directi) 47. [Docusign](#docusign) 48. [DoorDash](#doordash) 49. [Drawbridge](#drawbridge) 50. [Dropbox](#dropbox) 51. [Druva](#druva) 52. [Dunzo](#dunzo) 53. [Duolingo](#duolingo) 54. [Epic Systems](#epic-systems) 55. [Expedia](#expedia) 56. [FPT](#fpt) 57. [Facebook](#facebook) 58. [FactSet](#factset) 59. [Flipkart](#flipkart) 60. [Gilt Groupe](#gilt-groupe) 61. [GoDaddy](#godaddy) 62. [Goldman Sachs](#goldman-sachs) 63. [Google](#google) 64. [Grab](#grab) 65. [HBO](#hbo) 66. [HRT](#hrt) 67. [Honeywell](#honeywell) 68. [Hotstar](#hotstar) 69. [Huawei](#huawei) 70. [Hulu](#hulu) 71. [IBM](#ibm) 72. [IIT Bombay](#iit-bombay) 73. [IMC](#imc) 74. [IXL](#ixl) 75. [Indeed](#indeed) 76. [Info Edge](#info-edge) 77. [Infosys](#infosys) 78. [Intel](#intel) 79. [Intuit](#intuit) 80. [JPMorgan](#jpmorgan) 81. [Jane Street](#jane-street) 82. [Jeavio](#jeavio) 83. [Karat](#karat) 84. [Leap Motion](#leap-motion) 85. [LinkedIn](#linkedin) 86. [LiveRamp](#liveramp) 87. [Lyft](#lyft) 88. [MAQ Software](#maq-software) 89. [MakeMyTrip](#makemytrip) 90. [Mathworks](#mathworks) 91. [Mercari](#mercari) 92. [Microsoft](#microsoft) 93. [MindTickle](#mindtickle) 94. [MindTree](#mindtree) 95. [Moengage](#moengage) 96. [Morgan Stanley](#morgan-stanley) 97. [National Instruments](#national-instruments) 98. [Netflix](#netflix) 99. [Netsuite](#netsuite) 100. [Nuro](#nuro) 101. [Nutanix](#nutanix) 102. [Nvidia](#nvidia) 103. [OT](#ot) 104. [Opendoor](#opendoor) 105. [Optum](#optum) 106. [Oracle](#oracle) 107. [Palantir Technologies](#palantir-technologies) 108. [PayTM](#paytm) 109. [Paypal](#paypal) 110. [PhonePe](#phonepe) 111. [Pinterest](#pinterest) 112. [Pocket Gems](#pocket-gems) 113. [Postmates](#postmates) 114. [Pure Storage](#pure-storage) 115. [Qualcomm](#qualcomm) 116. [Qualtrics](#qualtrics) 117. [Quora](#quora) 118. [Rakuten](#rakuten) 119. [Reddit](#reddit) 120. [Redfin](#redfin) 121. [Riot Games](#riot-games) 122. [Robinhood](#robinhood) 123. [Roblox](#roblox) 124. [Rubrik](#rubrik) 125. [Rupeek](#rupeek) 126. [SAP](#sap) 127. [Salesforce](#salesforce) 128. [Samsung](#samsung) 129. [Sapient](#sapient) 130. [ServiceNow](#servicenow) 131. [Shopee](#shopee) 132. [Snapchat](#snapchat) 133. [Softwire](#softwire) 134. [Sony](#sony) 135. [Splunk](#splunk) 136. [Spotify](#spotify) 137. [Sprinklr](#sprinklr) 138. [Square](#square) 139. [Sumologic](#sumologic) 140. [Swiggy](#swiggy) 141. [T System](#t-system) 142. [TIAA](#tiaa) 143. [Tencent](#tencent) 144. [Tesla](#tesla) 145. [Thumbtack](#thumbtack) 146. [Tiger Analytics](#tiger-analytics) 147. [Toptal](#toptal) 148. [TripleByte](#triplebyte) 149. [TuSimple](#tusimple) 150. [Twilio](#twilio) 151. [Twitch](#twitch) 152. [Twitter](#twitter) 153. [Two Sigma](#two-sigma) 154. [Uber](#uber) 155. [United Health Group](#united-health-group) 156. [VMware](#vmware) 157. [Valve](#valve) 158. [Virtu Financial](#virtu-financial) 159. [Visa](#visa) 160. [Walmart Global Tech](#walmart-global-tech) 161. [Wayfair](#wayfair) 162. [Wealthfront](#wealthfront) 163. [Wish](#wish) 164. [Works Applications](#works-applications) 165. [Yahoo](#yahoo) 166. [Yandex](#yandex) 167. [Yelp](#yelp) 168. [ZScaler](#zscaler) 169. [Zenefits](#zenefits) 170. [Zillow](#zillow) 171. [Zoho](#zoho) 172. [Zomato](#zomato) 173. [Zoom](#zoom) 174. [Zopsmart](#zopsmart) 175. [eBay](#ebay) 176. [edabit](#edabit) 177. [instacart](#instacart) 178. [payu](#payu) 179. [peak6](#peak6) 180. [persistent systems](#persistent-systems) 181. [razorpay](#razorpay) 182. [tcs](#tcs) 183. [tiktok](#tiktok) 184. [zeta suite](#zeta-suite) ## APT Portfolio [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 1 | [Stone Game VI](https://leetcode.com/problems/stone-game-vi/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1686.java) | ## Accenture [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 3 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | | 2 | [Count Odd Numbers in an Interval Range](https://leetcode.com/problems/count-odd-numbers-in-an-interval-range/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1523.java) | | 2 | [Merge Two Sorted Lists](https://leetcode.com/problems/merge-two-sorted-lists/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_21.java) | | 2 | [Palindrome Number](https://leetcode.com/problems/palindrome-number/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_9.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_9.cpp) | | 1 | [Find Subsequence of Length K With the Largest Sum](https://leetcode.com/problems/find-subsequence-of-length-k-with-the-largest-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2099.java) | ## Activision [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 2 | [Minimum ASCII Delete Sum for Two Strings](https://leetcode.com/problems/minimum-ascii-delete-sum-for-two-strings/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_712.java) | ## Adobe [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 52 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | | 19 | [Median of Two Sorted Arrays](https://leetcode.com/problems/median-of-two-sorted-arrays/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_4.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_4.cpp) | | 16 | [Roman to Integer](https://leetcode.com/problems/roman-to-integer) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_13.java) | | 13 | [Reverse Integer](https://leetcode.com/problems/reverse-integer/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_7.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_7.cpp) | | 12 | [Maximum Subarray](https://leetcode.com/problems/maximum-subarray/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_53.java) | | 12 | [Contains Duplicate](https://leetcode.com/problems/contains-duplicate/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_217.java) | | 12 | [Longest Palindromic Substring](https://leetcode.com/problems/longest-palindromic-substring/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_5.java) | | 11 | [Merge Two Sorted Lists](https://leetcode.com/problems/merge-two-sorted-lists/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_21.java) | | 11 | [Longest Common Prefix](https://leetcode.com/problems/longest-common-prefix/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_14.java) | | 10 | [Add Two Numbers](https://leetcode.com/problems/add-two-numbers/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2.java) | | 9 | [Container With Most Water](https://leetcode.com/problems/container-with-most-water/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_11.java) | | 9 | [3Sum](https://leetcode.com/problems/3sum/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_15.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_15.cpp) | | 8 | [Valid Parentheses](https://leetcode.com/problems/valid-parentheses/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_20.java) | | 8 | [Merge Intervals](https://leetcode.com/problems/merge-intervals/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_56.java) | | 8 | [First Missing Positive](https://leetcode.com/problems/first-missing-positive/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_41.java) | | 8 | [Best Time to Buy and Sell Stock](https://leetcode.com/problems/best-time-to-buy-and-sell-stock/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_121.java) | | 7 | [Search Insert Position](https://leetcode.com/problems/search-insert-position/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_35.java) | | 7 | [Search in Rotated Sorted Array](https://leetcode.com/problems/search-in-rotated-sorted-array/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_33.java) | | 7 | [Trapping Rain Water](https://leetcode.com/problems/trapping-rain-water/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_42.java) | | 7 | [Product of Array Except Self](https://leetcode.com/problems/product-of-array-except-self/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_238.java) | ## Affirm [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 10 | [Insert Delete GetRandom O(1)](https://leetcode.com/problems/insert-delete-getrandom-o1/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_380.java) | | 6 | [Design Hit Counter](https://leetcode.com/problems/design-hit-counter/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_362.java) | | 4 | [Group Anagrams](https://leetcode.com/problems/group-anagrams/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_49.java) | | 3 | [Insert Delete GetRandom O(1) - Duplicates allowed](https://leetcode.com/problems/insert-delete-getrandom-o1-duplicates-allowed/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_381.java) | | 3 | [Valid Anagram](https://leetcode.com/problems/valid-anagram/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_242.java) | | 2 | [Optimal Account Balancing](https://leetcode.com/problems/optimal-account-balancing/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_465.java) | ## Airbnb [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 14 | [Palindrome Pairs](https://leetcode.com/problems/palindrome-pairs/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_336.java) | | 14 | [Alien Dictionary](https://leetcode.com/problems/alien-dictionary/) | nan | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_269.java) | | 9 | [Flatten 2D Vector](https://leetcode.com/problems/flatten-2d-vector/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_251.java) | | 7 | [Smallest Common Region](https://leetcode.com/problems/smallest-common-region/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1257.java) | | 6 | [Pour Water](https://leetcode.com/problems/pour-water/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_755.java) | | 6 | [Minimum Window Substring](https://leetcode.com/problems/minimum-window-substring/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_76.java) | | 5 | [Combination Sum](https://leetcode.com/problems/combination-sum/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_39.java) | | 4 | [Flatten Nested List Iterator](https://leetcode.com/problems/flatten-nested-list-iterator/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_341.java) | | 3 | [Design Circular Queue](https://leetcode.com/problems/design-circular-queue/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_622.java) | | 3 | [Fraction to Recurring Decimal](https://leetcode.com/problems/fraction-to-recurring-decimal/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_166.java) | | 2 | [Find the Smallest Divisor Given a Threshold](https://leetcode.com/problems/find-the-smallest-divisor-given-a-threshold/) | nan | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1283.java) | | 2 | [Tag Validator](https://leetcode.com/problems/tag-validator/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_591.java) | | 2 | [Intersection of Two Linked Lists](https://leetcode.com/problems/intersection-of-two-linked-lists/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_160.java) | | 1 | [Pyramid Transition Matrix](https://leetcode.com/problems/pyramid-transition-matrix/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_756.java) | | 1 | [Mini Parser](https://leetcode.com/problems/mini-parser/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_385.java) | ## Akamai [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 1 | [N-Repeated Element in Size 2N Array](https://leetcode.com/problems/n-repeated-element-in-size-2n-array/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_961.java) | ## Akuna Capital [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 8 | [Increasing Decreasing String](https://leetcode.com/problems/increasing-decreasing-string/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1370.java) | ## Alation [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 3 | [H-Index](https://leetcode.com/problems/h-index/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_274.java) | | 2 | [Best Time to Buy and Sell Stock](https://leetcode.com/problems/best-time-to-buy-and-sell-stock/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_121.java) | | 2 | [Group Anagrams](https://leetcode.com/problems/group-anagrams/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_49.java) | ## Alibaba [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 1 | [Path Sum IV](https://leetcode.com/problems/path-sum-iv/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_666.java) | | 1 | [Split Concatenated Strings](https://leetcode.com/problems/split-concatenated-strings/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_555.java) | ## AllinCall [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 1 | [Number Of Rectangles That Can Form The Largest Square](https://leetcode.com/problems/number-of-rectangles-that-can-form-the-largest-square/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1725.java) | ## Amazon [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 117 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | | 117 | [LRU Cache](https://leetcode.com/problems/lru-cache/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_146.java) | | 103 | [Number of Islands](https://leetcode.com/problems/number-of-islands/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_200.java) | | 87 | [Merge Intervals](https://leetcode.com/problems/merge-intervals/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_56.java) | | 68 | [Search Suggestions System](https://leetcode.com/problems/search-suggestions-system/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1268.java) | | 56 | [Best Time to Buy and Sell Stock](https://leetcode.com/problems/best-time-to-buy-and-sell-stock/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_121.java) | | 51 | [Group Anagrams](https://leetcode.com/problems/group-anagrams/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_49.java) | | 50 | [Analyze User Website Visit Pattern](https://leetcode.com/problems/analyze-user-website-visit-pattern/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1152.java) | | 49 | [Longest Substring Without Repeating Characters](https://leetcode.com/problems/longest-substring-without-repeating-characters/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_3.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_3.cpp) | | 49 | [K Closest Points to Origin](https://leetcode.com/problems/k-closest-points-to-origin/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_973.java) | | 48 | [Meeting Rooms II](https://leetcode.com/problems/meeting-rooms-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_253.java) | | 47 | [Merge k Sorted Lists](https://leetcode.com/problems/merge-k-sorted-lists/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_23.java) | | 45 | [Trapping Rain Water](https://leetcode.com/problems/trapping-rain-water/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_42.java) | | 44 | [3Sum](https://leetcode.com/problems/3sum/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_15.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_15.cpp) | | 43 | [Valid Parentheses](https://leetcode.com/problems/valid-parentheses/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_20.java) | | 41 | [Word Ladder](https://leetcode.com/problems/word-ladder/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_127.java) | | 40 | [Median of Two Sorted Arrays](https://leetcode.com/problems/median-of-two-sorted-arrays/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_4.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_4.cpp) | | 36 | [Add Two Numbers](https://leetcode.com/problems/add-two-numbers/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2.java) | | 36 | [Word Search](https://leetcode.com/problems/word-search/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_79.java) | | 35 | [Maximum Subarray](https://leetcode.com/problems/maximum-subarray/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_53.java) | ## American Express [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 3 | [Reorder Routes to Make All Paths Lead to the City Zero](https://leetcode.com/problems/reorder-routes-to-make-all-paths-lead-to-the-city-zero/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1466.java) | | 3 | [Valid Palindrome](https://leetcode.com/problems/valid-palindrome/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_125.java) | | 3 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | | 2 | [Reducing Dishes](https://leetcode.com/problems/reducing-dishes/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1402.cpp) | | 2 | [3Sum](https://leetcode.com/problems/3sum/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_15.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_15.cpp) | ## Apple [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 40 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | | 20 | [LRU Cache](https://leetcode.com/problems/lru-cache/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_146.java) | | 19 | [Add Two Numbers](https://leetcode.com/problems/add-two-numbers/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2.java) | | 18 | [Merge Intervals](https://leetcode.com/problems/merge-intervals/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_56.java) | | 17 | [Maximum Subarray](https://leetcode.com/problems/maximum-subarray/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_53.java) | | 16 | [Longest Substring Without Repeating Characters](https://leetcode.com/problems/longest-substring-without-repeating-characters/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_3.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_3.cpp) | | 15 | [Median of Two Sorted Arrays](https://leetcode.com/problems/median-of-two-sorted-arrays/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_4.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_4.cpp) | | 14 | [Longest Common Prefix](https://leetcode.com/problems/longest-common-prefix/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_14.java) | | 13 | [Roman to Integer](https://leetcode.com/problems/roman-to-integer) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_13.java) | | 11 | [Spiral Matrix](https://leetcode.com/problems/spiral-matrix/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_54.java) | | 11 | [Group Anagrams](https://leetcode.com/problems/group-anagrams/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_49.java) | | 11 | [Number of Islands](https://leetcode.com/problems/number-of-islands/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_200.java) | | 10 | [Word Break](https://leetcode.com/problems/word-break/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_139.java) | | 10 | [Product of Array Except Self](https://leetcode.com/problems/product-of-array-except-self/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_238.java) | | 10 | [3Sum](https://leetcode.com/problems/3sum/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_15.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_15.cpp) | | 9 | [Generate Parentheses](https://leetcode.com/problems/generate-parentheses/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_22.java) | | 8 | [Rotate Image](https://leetcode.com/problems/rotate-image/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_48.java) | | 8 | [Move Zeroes](https://leetcode.com/problems/move-zeroes/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_283.java) | | 8 | [Best Time to Buy and Sell Stock](https://leetcode.com/problems/best-time-to-buy-and-sell-stock/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_121.java) | | 8 | [Merge k Sorted Lists](https://leetcode.com/problems/merge-k-sorted-lists/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_23.java) | ## Arcesium [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 4 | [Maximum Length of Subarray With Positive Product](https://leetcode.com/problems/maximum-length-of-subarray-with-positive-product/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1567.java) | | 2 | [Broken Calculator](https://leetcode.com/problems/broken-calculator/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_991.java) | | 2 | [Minimum Size Subarray Sum](https://leetcode.com/problems/minimum-size-subarray-sum/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_209.java) | ## Arista Networks [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 3 | [Valid Parentheses](https://leetcode.com/problems/valid-parentheses/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_20.java) | | 2 | [Compare Version Numbers](https://leetcode.com/problems/compare-version-numbers/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_165.java) | | 2 | [Restore IP Addresses](https://leetcode.com/problems/restore-ip-addresses/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_93.java) | | 1 | [Construct String With Repeat Limit](https://leetcode.com/problems/construct-string-with-repeat-limit/) | Medium | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2182.java) | ## Asana [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 13 | [Product of Array Except Self](https://leetcode.com/problems/product-of-array-except-self/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_238.java) | | 5 | [K Closest Points to Origin](https://leetcode.com/problems/k-closest-points-to-origin/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_973.java) | ## Athenahealth [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 4 | [Degree of an Array](https://leetcode.com/problems/degree-of-an-array/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_697.java) | ## Atlassian [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 18 | [Rank Teams by Votes](https://leetcode.com/problems/rank-teams-by-votes/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1366.java) | | 10 | [Logger Rate Limiter](https://leetcode.com/problems/logger-rate-limiter/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_359.java) | | 4 | [Lemonade Change](https://leetcode.com/problems/lemonade-change/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_860.java) | | 3 | [Design Snake Game](https://leetcode.com/problems/design-snake-game/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_353.java) | | 2 | [Greatest Common Divisor of Strings](https://leetcode.com/problems/greatest-common-divisor-of-strings/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1071.java) | | 2 | [Single Number](https://leetcode.com/problems/single-number/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_136.java) | | 2 | [Best Time to Buy and Sell Stock](https://leetcode.com/problems/best-time-to-buy-and-sell-stock/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_121.java) | ## Baidu [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 1 | [Out of Boundary Paths](https://leetcode.com/problems/out-of-boundary-paths/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_576.java) | | 1 | [Zuma Game](https://leetcode.com/problems/zuma-game/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_488.java) | | 1 | [Arithmetic Slices II - Subsequence](https://leetcode.com/problems/arithmetic-slices-ii-subsequence/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_446.java) | ## Barclays [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------|:-------------|:---------------------------------------------------------------------------------------------------------------------| | 2 | [Valid Parentheses](https://leetcode.com/problems/valid-parentheses/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_20.java) | ## BlackRock [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 6 | [Group Anagrams](https://leetcode.com/problems/group-anagrams/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_49.java) | | 2 | [Evaluate Division](https://leetcode.com/problems/evaluate-division/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_399.java) | ## Bloomberg [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 64 | [Design Underground System](https://leetcode.com/problems/design-underground-system/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1396.java) | | 33 | [Number of Islands](https://leetcode.com/problems/number-of-islands/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_200.java) | | 33 | [Decode String](https://leetcode.com/problems/decode-string/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_394.java) | | 28 | [Flatten a Multilevel Doubly Linked List](https://leetcode.com/problems/flatten-a-multilevel-doubly-linked-list/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_430.java) | | 26 | [Remove All Adjacent Duplicates in String II](https://leetcode.com/problems/remove-all-adjacent-duplicates-in-string-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1207.java) | | 23 | [Insert Delete GetRandom O(1)](https://leetcode.com/problems/insert-delete-getrandom-o1/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_380.java) | | 23 | [Longest Substring Without Repeating Characters](https://leetcode.com/problems/longest-substring-without-repeating-characters/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_3.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_3.cpp) | | 20 | [Merge Intervals](https://leetcode.com/problems/merge-intervals/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_56.java) | | 20 | [Meeting Rooms II](https://leetcode.com/problems/meeting-rooms-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_253.java) | | 20 | [Design an Ordered Stream](https://leetcode.com/problems/design-an-ordered-stream/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1656.java) | | 19 | [LRU Cache](https://leetcode.com/problems/lru-cache/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_146.java) | | 16 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | | 16 | [Add Two Numbers](https://leetcode.com/problems/add-two-numbers/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2.java) | | 15 | [Trapping Rain Water](https://leetcode.com/problems/trapping-rain-water/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_42.java) | | 14 | [Validate Binary Search Tree](https://leetcode.com/problems/validate-binary-search-tree/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_98.java) | | 14 | [Two City Scheduling](https://leetcode.com/problems/two-city-scheduling/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1029.java) | | 14 | [Valid Parentheses](https://leetcode.com/problems/valid-parentheses/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_20.java) | | 14 | [Word Search](https://leetcode.com/problems/word-search/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_79.java) | | 13 | [First Unique Character in a String](https://leetcode.com/problems/first-unique-character-in-a-string/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_387.java) | | 12 | [Best Time to Buy and Sell Stock](https://leetcode.com/problems/best-time-to-buy-and-sell-stock/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_121.java) | ## Bolt [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 5 | [Check if All Characters Have Equal Number of Occurrences](https://leetcode.com/problems/check-if-all-characters-have-equal-number-of-occurrences/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1941.java) | | 3 | [Reverse Words in a String III](https://leetcode.com/problems/reverse-words-in-a-string-iii/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_557.java) | | 3 | [Word Pattern](https://leetcode.com/problems/word-pattern/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_290.java) | | 2 | [Subarray Sum Equals K](https://leetcode.com/problems/subarray-sum-equals-k/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_560.java) | | 2 | [Word Pattern II](https://leetcode.com/problems/word-pattern-ii/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_291.java) | ## Booking [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 3 | [Least Number of Unique Integers after K Removals](https://leetcode.com/problems/least-number-of-unique-integers-after-k-removals/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1481.java) | | 3 | [Backspace String Compare](https://leetcode.com/problems/backspace-string-compare/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_844.java) | | 3 | [Additive Number](https://leetcode.com/problems/additive-number/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_306.java) | | 2 | [Integer to English Words](https://leetcode.com/problems/integer-to-english-words/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_273.java) | | 2 | [Sliding Window Maximum](https://leetcode.com/problems/sliding-window-maximum/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_239.java) | | 2 | [Valid Parentheses](https://leetcode.com/problems/valid-parentheses/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_20.java) | | 1 | [Two Out of Three](https://leetcode.com/problems/two-out-of-three/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2032.java) | ## Box [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 12 | [Number of 1 Bits](https://leetcode.com/problems/number-of-1-bits/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_191.java) | | 4 | [Word Ladder II](https://leetcode.com/problems/word-ladder-ii/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_126.java) | ## ByteDance [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------------------------------------------|:-------------|:-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 8 | [Merge k Sorted Lists](https://leetcode.com/problems/merge-k-sorted-lists/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_23.java) | | 6 | [Number of Islands](https://leetcode.com/problems/number-of-islands/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_200.java) | | 6 | [Search in Rotated Sorted Array](https://leetcode.com/problems/search-in-rotated-sorted-array/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_33.java) | | 6 | [Binary Tree Maximum Path Sum](https://leetcode.com/problems/binary-tree-maximum-path-sum/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_124.java) | | 5 | [LRU Cache](https://leetcode.com/problems/lru-cache/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_146.java) | | 4 | [The Maze](https://leetcode.com/problems/the-maze/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_490.java) | | 4 | [Basic Calculator II](https://leetcode.com/problems/basic-calculator-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_227.java) | | 4 | [Sliding Window Maximum](https://leetcode.com/problems/sliding-window-maximum/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_239.java) | | 4 | [The Number of Weak Characters in the Game](https://leetcode.com/problems/the-number-of-weak-characters-in-the-game/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1996.java) | | 3 | [Best Time to Buy and Sell Stock II](https://leetcode.com/problems/best-time-to-buy-and-sell-stock-ii/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_122.java) | | 3 | [Course Schedule II](https://leetcode.com/problems/course-schedule-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_210.java) | | 3 | [Longest Valid Parentheses](https://leetcode.com/problems/longest-valid-parentheses/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_32.java) | | 3 | [Combination Sum](https://leetcode.com/problems/combination-sum/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_39.java) | | 3 | [N-Queens](https://leetcode.com/problems/n-queens/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_51.java) | | 3 | [Maximum Subarray](https://leetcode.com/problems/maximum-subarray/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_53.java) | | 3 | [Best Time to Buy and Sell Stock](https://leetcode.com/problems/best-time-to-buy-and-sell-stock/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_121.java) | | 3 | [Sort List](https://leetcode.com/problems/sort-list/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_148.java) | | 3 | [Closest Dessert Cost](https://leetcode.com/problems/closest-dessert-cost/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1774.java) | | 3 | [3Sum](https://leetcode.com/problems/3sum/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_15.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_15.cpp) | | 3 | [Basic Calculator](https://leetcode.com/problems/basic-calculator/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_224.java) | ## C3 IoT [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 3 | [Pairs of Songs With Total Durations Divisible by 60](https://leetcode.com/problems/pairs-of-songs-with-total-durations-divisible-by-60/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1010.java) | | 3 | [Daily Temperatures](https://leetcode.com/problems/daily-temperatures/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_739.java) | | 3 | [Generate Parentheses](https://leetcode.com/problems/generate-parentheses/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_22.java) | | 2 | [Sort Array by Increasing Frequency](https://leetcode.com/problems/sort-array-by-increasing-frequency/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1636.java) | ## Canonical [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------|:-------------|:-------------------------------------------------------------------------------------------------------------------| | 1 | [Divide a String Into Groups of Size k](https://leetcode.com/problems/divide-a-string-into-groups-of-size-k/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2138.java) | ## Capital One [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 18 | [License Key Formatting](https://leetcode.com/problems/license-key-formatting/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_482.java) | | 14 | [Count Primes](https://leetcode.com/problems/count-primes/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_204.java) | | 13 | [Reverse Nodes in k-Group](https://leetcode.com/problems/reverse-nodes-in-k-group/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_25.java) | | 4 | [Best Time to Buy and Sell Stock](https://leetcode.com/problems/best-time-to-buy-and-sell-stock/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_121.java) | | 3 | [Candy Crush](https://leetcode.com/problems/candy-crush/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_723.java) | | 3 | [Integer to Roman](https://leetcode.com/problems/integer-to-roman/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_12.java) | | 2 | [Rotating the Box](https://leetcode.com/problems/rotating-the-box/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1861.java) | | 2 | [Restore the Array From Adjacent Pairs](https://leetcode.com/problems/restore-the-array-from-adjacent-pairs/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1743.java) | | 2 | [Add Two Numbers](https://leetcode.com/problems/add-two-numbers/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2.java) | | 1 | [Four Divisors](https://leetcode.com/problems/four-divisors/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1390.java) | ## Cashfree [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 1 | [Maximum Erasure Value](https://leetcode.com/problems/maximum-erasure-value/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1695.java) | ## Cisco [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------|:-------------|:------------------------------------------------------------------------------------------------------------------------------| | 16 | [Word Search II](https://leetcode.com/problems/word-search-ii/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/WordSearchII.java) | | 16 | [Rotate Image](https://leetcode.com/problems/rotate-image/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_48.java) | | 11 | [Maximum Subarray](https://leetcode.com/problems/maximum-subarray/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_53.java) | | 11 | [Expressive Words](https://leetcode.com/problems/expressive-words/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_809.java) | | 9 | [Decode Ways](https://leetcode.com/problems/decode-ways/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_91.java) | | 8 | [Validate IP Address](https://leetcode.com/problems/validate-ip-address/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_468.java) | | 8 | [Decode String](https://leetcode.com/problems/decode-string/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_394.java) | | 6 | [House Robber](https://leetcode.com/problems/house-robber/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_198.java) | | 6 | [Maximum Difference Between Increasing Elements](https://leetcode.com/problems/maximum-difference-between-increasing-elements/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2016.java) | | 5 | [Valid Parentheses](https://leetcode.com/problems/valid-parentheses/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_20.java) | | 4 | [Number of 1 Bits](https://leetcode.com/problems/number-of-1-bits/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_191.java) | | 3 | [Top K Frequent Elements](https://leetcode.com/problems/top-k-frequent-elements/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_347.java) | | 3 | [Beautiful Arrangement](https://leetcode.com/problems/beautiful-arrangement/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_526.java) | | 3 | [Unique Paths II](https://leetcode.com/problems/unique-paths-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_63.java) | | 2 | [Coin Change 2](https://leetcode.com/problems/coin-change-2/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_518.java) | | 2 | [First Bad Version](https://leetcode.com/problems/first-bad-version/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_278.java) | | 2 | [Maximum Population Year](https://leetcode.com/problems/maximum-population-year/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1854.java) | | 2 | [Best Time to Buy and Sell Stock](https://leetcode.com/problems/best-time-to-buy-and-sell-stock/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_121.java) | | 2 | [Find Pivot Index](https://leetcode.com/problems/find-pivot-index/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_724.java) | | 2 | [Merge Intervals](https://leetcode.com/problems/merge-intervals/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_56.java) | ## Citadel [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 8 | [Pairs of Songs With Total Durations Divisible by 60](https://leetcode.com/problems/pairs-of-songs-with-total-durations-divisible-by-60/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1010.java) | | 5 | [Range Addition](https://leetcode.com/problems/range-addition/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_370.java) | | 4 | [Sliding Window Maximum](https://leetcode.com/problems/sliding-window-maximum/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_239.java) | | 2 | [Transpose Matrix](https://leetcode.com/problems/transpose-matrix/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_867.java) | | 2 | [Best Time to Buy and Sell Stock IV](https://leetcode.com/problems/best-time-to-buy-and-sell-stock-iv/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_188.java) | | 2 | [Trapping Rain Water](https://leetcode.com/problems/trapping-rain-water/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_42.java) | ## Citrix [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 1 | [Find All Groups of Farmland](https://leetcode.com/problems/find-all-groups-of-farmland/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1992.java) | ## Cohesity [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 2 | [Largest BST Subtree](https://leetcode.com/problems/largest-bst-subtree/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_333.java) | ## Commvault [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------|:-------------|:-------------------------------------------------------------------------------------------------------------------| | 1 | [Count Vowel Substrings of a String](https://leetcode.com/problems/count-vowel-substrings-of-a-string/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2062.java) | ## Coursera [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 2 | [Rank Teams by Votes](https://leetcode.com/problems/rank-teams-by-votes/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1366.java) | | 2 | [Wildcard Matching](https://leetcode.com/problems/wildcard-matching/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_44.java) | ## Cruise Automation [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------------------|:-------------|:------------------------------------------------------------------------------------------------------------------------------------------------------------| | 9 | [Unique Paths II](https://leetcode.com/problems/unique-paths-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_63.java) | | 5 | [Valid Sudoku](https://leetcode.com/problems/valid-sudoku/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_36.java), [Javascript](./src/javascript/_36.js) | | 3 | [Synonymous Sentences](https://leetcode.com/problems/synonymous-sentences/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1258.java) | | 3 | [The Skyline Problem](https://leetcode.com/problems/the-skyline-problem/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_218.java) | | 2 | [Product of the Last K Numbers](https://leetcode.com/problems/product-of-the-last-k-numbers/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1352.java) | | 2 | [Car Pooling](https://leetcode.com/problems/car-pooling/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1094.java) | | 2 | [Decode String](https://leetcode.com/problems/decode-string/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_394.java) | | 2 | [Palindrome Permutation II](https://leetcode.com/problems/palindrome-permutation-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_267.java) | | 2 | [Number of Islands](https://leetcode.com/problems/number-of-islands/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_200.java) | ## DE Shaw [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 3 | [Freedom Trail](https://leetcode.com/problems/freedom-trail/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_514.java) | | 2 | [Sliding Window Maximum](https://leetcode.com/problems/sliding-window-maximum/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_239.java) | | 1 | [Number of Substrings Containing All Three Characters](https://leetcode.com/problems/number-of-substrings-containing-all-three-characters/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1358.java) | ## DJI [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 1 | [Three Consecutive Odds](https://leetcode.com/problems/three-consecutive-odds/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1550.java) | ## DRW [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 4 | [Reorder Routes to Make All Paths Lead to the City Zero](https://leetcode.com/problems/reorder-routes-to-make-all-paths-lead-to-the-city-zero/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1466.java) | | 1 | [Counting Elements](https://leetcode.com/problems/counting-elements/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1426.java) | ## Databricks [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 9 | [Design Hit Counter](https://leetcode.com/problems/design-hit-counter/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_362.java) | | 2 | [Sparse Matrix Multiplication](https://leetcode.com/problems/sparse-matrix-multiplication/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_311.java) | | 2 | [First Missing Positive](https://leetcode.com/problems/first-missing-positive/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_41.java) | ## Dataminr [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------|:-------------|:---------------------------------------------------------------------------------------------------------------------| | 2 | [Valid Parentheses](https://leetcode.com/problems/valid-parentheses/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_20.java) | ## Dell [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 3 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | ## Deutsche Bank [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 1 | [The Time When the Network Becomes Idle](https://leetcode.com/problems/the-time-when-the-network-becomes-idle/) | Medium | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2039.java) | | 1 | [Minimum Operations to Make the Array Increasing](https://leetcode.com/problems/minimum-operations-to-make-the-array-increasing/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1827.java) | ## Directi [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 1 | [Find the Winner of an Array Game](https://leetcode.com/problems/find-the-winner-of-an-array-game/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1535.java) | ## Docusign [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 5 | [Number of Islands](https://leetcode.com/problems/number-of-islands/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_200.java) | | 3 | [Maximum Subarray](https://leetcode.com/problems/maximum-subarray/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_53.java) | | 2 | [Implement Trie II (Prefix Tree)](https://leetcode.com/problems/implement-trie-ii-prefix-tree/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1804.java) | | 2 | [Rectangle Overlap](https://leetcode.com/problems/rectangle-overlap/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_836.java) | | 2 | [Minesweeper](https://leetcode.com/problems/minesweeper/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_529.java) | | 2 | [LRU Cache](https://leetcode.com/problems/lru-cache/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_146.java) | | 2 | [Best Time to Buy and Sell Stock](https://leetcode.com/problems/best-time-to-buy-and-sell-stock/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_121.java) | ## DoorDash [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 18 | [Binary Tree Maximum Path Sum](https://leetcode.com/problems/binary-tree-maximum-path-sum/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_124.java) | | 13 | [Buddy Strings](https://leetcode.com/problems/buddy-strings/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_859.java) | | 11 | [Walls and Gates](https://leetcode.com/problems/walls-and-gates/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_286.java) | | 7 | [Minimum Number of Steps to Make Two Strings Anagram](https://leetcode.com/problems/minimum-number-of-steps-to-make-two-strings-anagram/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1347.java) | | 7 | [Asteroid Collision](https://leetcode.com/problems/asteroid-collision/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_735.java) | | 7 | [Serialize and Deserialize Binary Tree](https://leetcode.com/problems/serialize-and-deserialize-binary-tree/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_297.java) | | 6 | [Basic Calculator](https://leetcode.com/problems/basic-calculator/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_224.java) | | 5 | [Shortest Distance from All Buildings](https://leetcode.com/problems/shortest-distance-from-all-buildings/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_317.java) | | 5 | [Longest Common Subsequence](https://leetcode.com/problems/longest-common-subsequence/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1143.java) | | 5 | [Number of Islands](https://leetcode.com/problems/number-of-islands/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_200.java) | | 4 | [Integer to English Words](https://leetcode.com/problems/integer-to-english-words/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_273.java) | | 4 | [Sudoku Solver](https://leetcode.com/problems/sudoku-solver/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_37.java) | | 4 | [Design In-Memory File System](https://leetcode.com/problems/design-in-memory-file-system/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_588.java) | | 4 | [Car Pooling](https://leetcode.com/problems/car-pooling/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1094.java) | | 3 | [Path Sum III](https://leetcode.com/problems/path-sum-iii/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_437.java) | | 3 | [Jump Game](https://leetcode.com/problems/jump-game/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_55.java) | | 3 | [Jump Game II](https://leetcode.com/problems/jump-game-ii/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_45.java) | | 3 | [Find Nearest Point That Has the Same X or Y Coordinate](https://leetcode.com/problems/find-nearest-point-that-has-the-same-x-or-y-coordinate/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1779.java) | | 2 | [K-diff Pairs in an Array](https://leetcode.com/problems/k-diff-pairs-in-an-array/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_532.java) | | 2 | [Subarray Sum Equals K](https://leetcode.com/problems/subarray-sum-equals-k/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_560.java) | ## Drawbridge [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 1 | [Set Intersection Size At Least Two](https://leetcode.com/problems/set-intersection-size-at-least-two/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_757.java) | ## Dropbox [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 6 | [Find Duplicate File in System](https://leetcode.com/problems/find-duplicate-file-in-system/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_609.java) | | 5 | [Game of Life](https://leetcode.com/problems/game-of-life/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_289.java) | | 2 | [Max Area of Island](https://leetcode.com/problems/max-area-of-island/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_695.java) | | 2 | [Design Phone Directory](https://leetcode.com/problems/design-phone-directory/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_379.java) | | 2 | [Number of Islands](https://leetcode.com/problems/number-of-islands/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_200.java) | | 1 | [Seat Reservation Manager](https://leetcode.com/problems/seat-reservation-manager/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1845.java) | ## Druva [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 1 | [Maximize Sum Of Array After K Negations](https://leetcode.com/problems/maximize-sum-of-array-after-k-negations/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1005.java) | ## Dunzo [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 2 | [Maximum Number of Coins You Can Get](https://leetcode.com/problems/maximum-number-of-coins-you-can-get/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1561.java) | | 2 | [Max Sum of Rectangle No Larger Than K](https://leetcode.com/problems/max-sum-of-rectangle-no-larger-than-k/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_363.java) | | 1 | [Stone Game VII](https://leetcode.com/problems/stone-game-vii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1690.java) | | 1 | [Ways to Make a Fair Array](https://leetcode.com/problems/ways-to-make-a-fair-array/) | Medium | [Javascript](./javascript/_1664.js) | ## Duolingo [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 2 | [Minimum Number of People to Teach](https://leetcode.com/problems/minimum-number-of-people-to-teach/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1733.java) | ## Epic Systems [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 3 | [Letter Combinations of a Phone Number](https://leetcode.com/problems/letter-combinations-of-a-phone-number/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_17.java) | | 2 | [Additive Number](https://leetcode.com/problems/additive-number/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_306.java) | | 1 | [Self Dividing Numbers](https://leetcode.com/problems/self-dividing-numbers/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_728.java) | ## Expedia [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 14 | [Reformat Date](https://leetcode.com/problems/reformat-date/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1507.java) | | 14 | [Making File Names Unique](https://leetcode.com/problems/making-file-names-unique/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1487.java) | | 8 | [String Compression](https://leetcode.com/problems/string-compression/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_443.java) | | 7 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | | 7 | [Climbing Stairs](https://leetcode.com/problems/climbing-stairs/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_70.java) | | 6 | [The kth Factor of n](https://leetcode.com/problems/the-kth-factor-of-n/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1492.java) | | 6 | [Valid Parentheses](https://leetcode.com/problems/valid-parentheses/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_20.java) | | 5 | [Degree of an Array](https://leetcode.com/problems/degree-of-an-array/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_697.java) | | 5 | [Best Time to Buy and Sell Stock](https://leetcode.com/problems/best-time-to-buy-and-sell-stock/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_121.java) | | 4 | [Best Meeting Point](https://leetcode.com/problems/best-meeting-point/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_296.java) | | 4 | [Least Number of Unique Integers after K Removals](https://leetcode.com/problems/least-number-of-unique-integers-after-k-removals/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1481.java) | | 3 | [Integer to English Words](https://leetcode.com/problems/integer-to-english-words/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_273.java) | | 3 | [Maximum Difference Between Increasing Elements](https://leetcode.com/problems/maximum-difference-between-increasing-elements/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2016.java) | | 2 | [Move Zeroes](https://leetcode.com/problems/move-zeroes/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_283.java) | | 2 | [Number of Different Integers in a String](https://leetcode.com/problems/number-of-different-integers-in-a-string/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1805.java) | | 2 | [Palindromic Substrings](https://leetcode.com/problems/palindromic-substrings/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_647.java) | | 2 | [Find Pivot Index](https://leetcode.com/problems/find-pivot-index/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_724.java) | | 2 | [Search in Rotated Sorted Array](https://leetcode.com/problems/search-in-rotated-sorted-array/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_33.java) | | 2 | [Subarray Sum Equals K](https://leetcode.com/problems/subarray-sum-equals-k/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_560.java) | | 1 | [Rearrange Words in a Sentence](https://leetcode.com/problems/rearrange-words-in-a-sentence/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1451.java) | ## FPT [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-------------------------------------------------------------------------------------------------------------------| | 1 | [Find Three Consecutive Integers That Sum to a Given Number](https://leetcode.com/problems/find-three-consecutive-integers-that-sum-to-a-given-number/) | Medium | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2177.java) | ## Facebook [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 282 | [Minimum Remove to Make Valid Parentheses](https://leetcode.com/problems/minimum-remove-to-make-valid-parentheses/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1249.java) | | 252 | [Valid Palindrome II](https://leetcode.com/problems/valid-palindrome-ii/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_680.java) | | 188 | [Binary Tree Vertical Order Traversal](https://leetcode.com/problems/binary-tree-vertical-order-traversal/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_314.java) | | 180 | [Lowest Common Ancestor of a Binary Tree](https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-tree/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_236.java) | | 162 | [Pow(x, n)](https://leetcode.com/problems/powx-n/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_50.java) | | 156 | [Lowest Common Ancestor of a Binary Tree III](https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-tree-iii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1650.java) | | 149 | [Range Sum of BST](https://leetcode.com/problems/range-sum-of-bst/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_938.java) | | 141 | [Subarray Sum Equals K](https://leetcode.com/problems/subarray-sum-equals-k/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_560.java) | | 140 | [Random Pick with Weight](https://leetcode.com/problems/random-pick-with-weight/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_528.java) | | 140 | [Kth Largest Element in an Array](https://leetcode.com/problems/kth-largest-element-in-an-array/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_215.java) | | 127 | [K Closest Points to Origin](https://leetcode.com/problems/k-closest-points-to-origin/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_973.java) | | 121 | [Dot Product of Two Sparse Vectors](https://leetcode.com/problems/dot-product-of-two-sparse-vectors/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1570.java) | | 118 | [Basic Calculator II](https://leetcode.com/problems/basic-calculator-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_227.java) | | 114 | [Valid Word Abbreviation](https://leetcode.com/problems/valid-word-abbreviation/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_408.java) | | 112 | [Simplify Path](https://leetcode.com/problems/simplify-path/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_71.java) | | 110 | [Merge Intervals](https://leetcode.com/problems/merge-intervals/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_56.java) | | 108 | [Binary Tree Right Side View](https://leetcode.com/problems/binary-tree-right-side-view/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_199.java) | | 100 | [Minimum Add to Make Parentheses Valid](https://leetcode.com/problems/minimum-add-to-make-parentheses-valid/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_921.java) | | 100 | [Nested List Weight Sum](https://leetcode.com/problems/nested-list-weight-sum/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_339.java) | | 97 | [Top K Frequent Elements](https://leetcode.com/problems/top-k-frequent-elements/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_347.java) | ## FactSet [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 2 | [Maximal Square](https://leetcode.com/problems/maximal-square/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_221.java) | ## Flipkart [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 7 | [Number of Students Unable to Eat Lunch](https://leetcode.com/problems/number-of-students-unable-to-eat-lunch/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1700.java) | | 4 | [Car Pooling](https://leetcode.com/problems/car-pooling/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1094.java) | | 3 | [Maximum Number of Coins You Can Get](https://leetcode.com/problems/maximum-number-of-coins-you-can-get/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1561.java) | | 3 | [Jump Game](https://leetcode.com/problems/jump-game/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_55.java) | | 2 | [Shortest Subarray to be Removed to Make Array Sorted](https://leetcode.com/problems/shortest-subarray-to-be-removed-to-make-array-sorted/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1574.java) | | 2 | [Maximum Length of Pair Chain](https://leetcode.com/problems/maximum-length-of-pair-chain/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_646.java) | ## Gilt Groupe [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 1 | [Add One Row to Tree](https://leetcode.com/problems/add-one-row-to-tree/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_623.java) | ## GoDaddy [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 2 | [Battleships in a Board](https://leetcode.com/problems/battleships-in-a-board/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_419.java) | | 2 | [LRU Cache](https://leetcode.com/problems/lru-cache/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_146.java) | ## Goldman Sachs [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 38 | [Trapping Rain Water](https://leetcode.com/problems/trapping-rain-water/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_42.java) | | 20 | [Height Checker](https://leetcode.com/problems/height-checker/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1051.java) | | 18 | [Median of Two Sorted Arrays](https://leetcode.com/problems/median-of-two-sorted-arrays/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_4.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_4.cpp) | | 12 | [High Five](https://leetcode.com/problems/high-five/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1086.java) | | 11 | [Best Time to Buy and Sell Stock](https://leetcode.com/problems/best-time-to-buy-and-sell-stock/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_121.java) | | 11 | [Delete and Earn](https://leetcode.com/problems/delete-and-earn/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_740.java) | | 9 | [Find Pivot Index](https://leetcode.com/problems/find-pivot-index/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_724.java) | | 7 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | | 7 | [Count Number of Teams](https://leetcode.com/problems/count-number-of-teams/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1395.java) | | 6 | [String Compression](https://leetcode.com/problems/string-compression/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_443.java) | | 6 | [LRU Cache](https://leetcode.com/problems/lru-cache/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_146.java) | | 5 | [Longest Palindromic Substring](https://leetcode.com/problems/longest-palindromic-substring/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_5.java) | | 5 | [Fraction Addition and Subtraction](https://leetcode.com/problems/fraction-addition-and-subtraction/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_592.java) | | 4 | [Elimination Game](https://leetcode.com/problems/elimination-game/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_390.java) | | 4 | [Find the Winner of the Circular Game](https://leetcode.com/problems/find-the-winner-of-the-circular-game/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1823.java) | | 4 | [3Sum](https://leetcode.com/problems/3sum/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_15.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_15.cpp) | | 4 | [Longest Substring Without Repeating Characters](https://leetcode.com/problems/longest-substring-without-repeating-characters/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_3.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_3.cpp) | | 4 | [Minimum Moves to Equal Array Elements](https://leetcode.com/problems/minimum-moves-to-equal-array-elements/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_453.java) | | 4 | [First Unique Character in a String](https://leetcode.com/problems/first-unique-character-in-a-string/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_387.java) | | 3 | [Minimum Path Sum](https://leetcode.com/problems/minimum-path-sum/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_64.java) | ## Google [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 75 | [Find Leaves of Binary Tree](https://leetcode.com/problems/find-leaves-of-binary-tree/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_366.java) | | 73 | [Evaluate Reverse Polish Notation](https://leetcode.com/problems/evaluate-reverse-polish-notation/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_150.java) | | 44 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | | 36 | [Snapshot Array](https://leetcode.com/problems/snapshot-array/) | Easy | [Javascript](./javascript/_1146.js) | | 30 | [Stock Price Fluctuation](https://leetcode.com/problems/stock-price-fluctuation/) | Medium | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2034.java) | | 30 | [Minimum Time Difference](https://leetcode.com/problems/minimum-time-difference/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_539.java) | | 28 | [Merge Intervals](https://leetcode.com/problems/merge-intervals/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_56.java) | | 27 | [Random Pick with Weight](https://leetcode.com/problems/random-pick-with-weight/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_528.java) | | 24 | [Text Justification](https://leetcode.com/problems/text-justification/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_68.java) | | 22 | [Meeting Rooms II](https://leetcode.com/problems/meeting-rooms-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_253.java) | | 22 | [Happy Number](https://leetcode.com/problems/happy-number/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_202.java) | | 22 | [Logger Rate Limiter](https://leetcode.com/problems/logger-rate-limiter/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_359.java) | | 21 | [Number of Islands](https://leetcode.com/problems/number-of-islands/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_200.java) | | 19 | [First Bad Version](https://leetcode.com/problems/first-bad-version/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_278.java) | | 19 | [Decode String](https://leetcode.com/problems/decode-string/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_394.java) | | 17 | [Maximum Points You Can Obtain from Cards](https://leetcode.com/problems/maximum-points-you-can-obtain-from-cards/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1423.java) | | 15 | [Unique Paths](https://leetcode.com/problems/unique-paths/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_62.java) | | 15 | [Number of Matching Subsequences](https://leetcode.com/problems/number-of-matching-subsequences/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_792.java) | | 15 | [Subarray Sum Equals K](https://leetcode.com/problems/subarray-sum-equals-k/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_560.java) | | 14 | [Student Attendance Record II](https://leetcode.com/problems/student-attendance-record-ii/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_552.java) | ## Grab [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 4 | [Bulb Switcher III](https://leetcode.com/problems/bulb-switcher-iii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1375.java) | | 3 | [Sort Colors](https://leetcode.com/problems/sort-colors/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_75.java) | | 2 | [Reorder Routes to Make All Paths Lead to the City Zero](https://leetcode.com/problems/reorder-routes-to-make-all-paths-lead-to-the-city-zero/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1466.java) | | 2 | [Number of Steps to Reduce a Number to Zero](https://leetcode.com/problems/number-of-steps-to-reduce-a-number-to-zero/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1342.java) | | 2 | [Brick Wall](https://leetcode.com/problems/brick-wall/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_554.java) | | 2 | [First Missing Positive](https://leetcode.com/problems/first-missing-positive/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_41.java) | | 1 | [Minimum Number of Buckets Required to Collect Rainwater from Houses](https://leetcode.com/problems/minimum-number-of-buckets-required-to-collect-rainwater-from-houses/) | Medium | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2086.java) | ## HBO [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 2 | [Short Encoding of Words](https://leetcode.com/problems/short-encoding-of-words/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_820.java) | | 2 | [Sliding Window Median](https://leetcode.com/problems/sliding-window-median/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_480.java) | ## HRT [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------------------------------------------|:--------------|:-----------------------------------------------------------------------------------------------------------------------| | 7 | [Equal Sum Arrays With Minimum Number of Operations](https://leetcode.com/problems/equal-sum-arrays-with-minimum-number-of-operations/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1775.java) | | 3 | [24 Game](https://leetcode.com/problems/24-game/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_679.java) | | 3 | [Find Peak Element](https://leetcode.com/problems/find-peak-element/) | Binary Search | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_162.java) | | 1 | [Detect Pattern of Length M Repeated K or More Times](https://leetcode.com/problems/detect-pattern-of-length-m-repeated-k-or-more-times/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1566.java) | | 1 | [Maximum 69 Number](https://leetcode.com/problems/maximum-69-number/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1323.java) | | 1 | [Convert Integer to the Sum of Two No-Zero Integers](https://leetcode.com/problems/convert-integer-to-the-sum-of-two-no-zero-integers/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1317.java) | ## Honeywell [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 1 | [Minimum Distance to the Target Element](https://leetcode.com/problems/minimum-distance-to-the-target-element/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1848.java) | ## Hotstar [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 3 | [Asteroid Collision](https://leetcode.com/problems/asteroid-collision/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_735.java) | | 2 | [Keys and Rooms](https://leetcode.com/problems/keys-and-rooms/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_841.java) | | 2 | [Find K Pairs with Smallest Sums](https://leetcode.com/problems/find-k-pairs-with-smallest-sums/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_373.java) | ## Huawei [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------|:-------------|:--------------------------------------------------------------------------------------------------------------------| | 2 | [Add Two Numbers](https://leetcode.com/problems/add-two-numbers/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2.java) | ## Hulu [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 1 | [K-th Smallest in Lexicographical Order](https://leetcode.com/problems/k-th-smallest-in-lexicographical-order/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_440.java) | ## IBM [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 8 | [Gas Station](https://leetcode.com/problems/gas-station/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_134.java) | | 8 | [Merge Intervals](https://leetcode.com/problems/merge-intervals/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_56.java) | | 6 | [Most Visited Sector in a Circular Track](https://leetcode.com/problems/most-visited-sector-in-a-circular-track/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1560.java) | | 6 | [Backspace String Compare](https://leetcode.com/problems/backspace-string-compare/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_844.java) | | 4 | [Water Bottles](https://leetcode.com/problems/water-bottles/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1518.java) | | 3 | [Degree of an Array](https://leetcode.com/problems/degree-of-an-array/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_697.java) | | 3 | [Maximal Square](https://leetcode.com/problems/maximal-square/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_221.java) | | 3 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | | 2 | [Move Zeroes](https://leetcode.com/problems/move-zeroes/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_283.java) | | 2 | [Group Anagrams](https://leetcode.com/problems/group-anagrams/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_49.java) | ## IIT Bombay [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 1 | [Score After Flipping Matrix](https://leetcode.com/problems/score-after-flipping-matrix/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_861.java) | ## IMC [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------|:-------------|:-------------------------------------------------------------------------------------------------------------------| | 1 | [Count Artifacts That Can Be Extracted](https://leetcode.com/problems/count-artifacts-that-can-be-extracted/) | Medium | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2201.java) | ## IXL [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 2 | [Design Snake Game](https://leetcode.com/problems/design-snake-game/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_353.java) | | 1 | [Find the Derangement of An Array](https://leetcode.com/problems/find-the-derangement-of-an-array/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_634.java) | ## Indeed [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 25 | [Subdomain Visit Count](https://leetcode.com/problems/subdomain-visit-count/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_811.java) | | 9 | [Word Search](https://leetcode.com/problems/word-search/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_79.java) | | 8 | [Maximum Length of Repeated Subarray](https://leetcode.com/problems/maximum-length-of-repeated-subarray/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_718.java) | | 6 | [Find Words That Can Be Formed by Characters](https://leetcode.com/problems/find-words-that-can-be-formed-by-characters/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1160.java) | | 4 | [Alert Using Same Key-Card Three or More Times in a One Hour Period](https://leetcode.com/problems/alert-using-same-key-card-three-or-more-times-in-a-one-hour-period/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1604.java) | | 3 | [Text Justification](https://leetcode.com/problems/text-justification/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_68.java) | | 3 | [Merge k Sorted Lists](https://leetcode.com/problems/merge-k-sorted-lists/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_23.java) | | 2 | [Merge Sorted Array](https://leetcode.com/problems/merge-sorted-array/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_88.java) | | 1 | [Sum of Even Numbers After Queries](https://leetcode.com/problems/sum-of-even-numbers-after-queries/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_985.java) | | 1 | [Binary Tree Tilt](https://leetcode.com/problems/binary-tree-tilt/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_563.java) | ## Info Edge [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-------------------------------------------------------------------------------------------------------------------| | 1 | [Find the Minimum and Maximum Number of Nodes Between Critical Points](https://leetcode.com/problems/find-the-minimum-and-maximum-number-of-nodes-between-critical-points/) | Medium | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2058.java) | ## Infosys [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------|:-------------|:-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 3 | [Maximum Product Subarray](https://leetcode.com/problems/maximum-product-subarray/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_152.java) | | 2 | [Sort Integers by The Number of 1 Bits](https://leetcode.com/problems/sort-integers-by-the-number-of-1-bits/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1356.java) | | 2 | [Score of Parentheses](https://leetcode.com/problems/score-of-parentheses/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_856.java) | | 2 | [Maximum Subarray](https://leetcode.com/problems/maximum-subarray/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_53.java) | | 2 | [4 Sum](https://leetcode.com/problems/4sum/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_18.java) | | 2 | [3Sum](https://leetcode.com/problems/3sum/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_15.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_15.cpp) | ## Intel [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 4 | [Valid Parentheses](https://leetcode.com/problems/valid-parentheses/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_20.java) | | 3 | [Trapping Rain Water](https://leetcode.com/problems/trapping-rain-water/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_42.java) | | 3 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | | 2 | [Reverse String](https://leetcode.com/problems/reverse-string/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_344.java) | | 2 | [Sort Colors](https://leetcode.com/problems/sort-colors/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_75.java) | ## Intuit [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 8 | [LRU Cache](https://leetcode.com/problems/lru-cache/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_146.java) | | 6 | [Unique Email Addresses](https://leetcode.com/problems/unique-email-addresses/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_929.java) | | 4 | [Sudoku Solver](https://leetcode.com/problems/sudoku-solver/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_37.java) | | 3 | [Boats to Save People](https://leetcode.com/problems/boats-to-save-people/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_881.java) | | 2 | [Delete Nodes And Return Forest](https://leetcode.com/problems/delete-nodes-and-return-forest/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1110.java) | | 2 | [Subdomain Visit Count](https://leetcode.com/problems/subdomain-visit-count/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_811.java) | | 2 | [Decode String](https://leetcode.com/problems/decode-string/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_394.java) | | 2 | [Palindrome Linked List](https://leetcode.com/problems/palindrome-linked-list/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_234.java) | | 2 | [Reverse Linked List](https://leetcode.com/problems/reverse-linked-list/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_206.java) | | 2 | [Merge Intervals](https://leetcode.com/problems/merge-intervals/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_56.java) | | 2 | [Trapping Rain Water](https://leetcode.com/problems/trapping-rain-water/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_42.java) | | 2 | [Longest Substring Without Repeating Characters](https://leetcode.com/problems/longest-substring-without-repeating-characters/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_3.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_3.cpp) | | 2 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | ## JPMorgan [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 69 | [Reconstruct Original Digits from English](https://leetcode.com/problems/reconstruct-original-digits-from-english/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_423.java) | | 8 | [Group Anagrams](https://leetcode.com/problems/group-anagrams/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_49.java) | | 5 | [Maximum Subarray](https://leetcode.com/problems/maximum-subarray/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_53.java) | | 3 | [Even Odd Tree](https://leetcode.com/problems/even-odd-tree/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1609.java) | | 3 | [Best Time to Buy and Sell Stock](https://leetcode.com/problems/best-time-to-buy-and-sell-stock/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_121.java) | | 3 | [Add Two Numbers](https://leetcode.com/problems/add-two-numbers/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2.java) | | 3 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | | 2 | [Maximum Units on a Truck](https://leetcode.com/problems/maximum-units-on-a-truck/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1710.java) | | 2 | [Minimum Value to Get Positive Step by Step Sum](https://leetcode.com/problems/minimum-value-to-get-positive-step-by-step-sum/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1413.java) | | 2 | [Maximum Number of Events That Can Be Attended](https://leetcode.com/problems/maximum-number-of-events-that-can-be-attended/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1353.java) | | 2 | [Minimum Absolute Difference](https://leetcode.com/problems/minimum-absolute-difference/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1200.java) | | 2 | [Intersection of Two Arrays](https://leetcode.com/problems/intersection-of-two-arrays/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_349.java) | | 2 | [Counting Bits](https://leetcode.com/problems/counting-bits/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_338.java) | | 2 | [Paint Fence](https://leetcode.com/problems/paint-fence/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_276.java) | | 2 | [Longest Substring Without Repeating Characters](https://leetcode.com/problems/longest-substring-without-repeating-characters/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_3.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_3.cpp) | | 1 | [Determine Color of a Chessboard Square](https://leetcode.com/problems/determine-color-of-a-chessboard-square/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1812.java) | ## Jane Street [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------------------------------------|:-------------|:-------------------------------------------------------------------------------------------------------------------| | 1 | [Count Common Words With One Occurrence](https://leetcode.com/problems/count-common-words-with-one-occurrence/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2085.java) | ## Jeavio [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------|:-------------|:-------------------------------------------------------------------------------------------------------------------| | 1 | [Minimum Moves to Convert String](https://leetcode.com/problems/minimum-moves-to-convert-string/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2027.java) | ## Karat [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:------------------------------------------------------------------------------------------------------------------------------------------------------------| | 40 | [Subdomain Visit Count](https://leetcode.com/problems/subdomain-visit-count/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_811.java) | | 17 | [Word Search](https://leetcode.com/problems/word-search/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_79.java) | | 16 | [Alert Using Same Key-Card Three or More Times in a One Hour Period](https://leetcode.com/problems/alert-using-same-key-card-three-or-more-times-in-a-one-hour-period/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1604.java) | | 16 | [Maximum Length of Repeated Subarray](https://leetcode.com/problems/maximum-length-of-repeated-subarray/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_718.java) | | 12 | [Find Words That Can Be Formed by Characters](https://leetcode.com/problems/find-words-that-can-be-formed-by-characters/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1160.java) | | 10 | [Text Justification](https://leetcode.com/problems/text-justification/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_68.java) | | 5 | [Word Search II](https://leetcode.com/problems/word-search-ii/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/WordSearchII.java) | | 4 | [Check if Every Row and Column Contains All Numbers](https://leetcode.com/problems/check-if-every-row-and-column-contains-all-numbers/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2133.java) | | 4 | [Course Schedule II](https://leetcode.com/problems/course-schedule-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_210.java) | | 4 | [Number of Islands](https://leetcode.com/problems/number-of-islands/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_200.java) | | 3 | [Lowest Common Ancestor of a Binary Tree](https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-tree/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_236.java) | | 3 | [Valid Sudoku](https://leetcode.com/problems/valid-sudoku/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_36.java), [Javascript](./src/javascript/_36.js) | | 2 | [Longest Common Subsequence](https://leetcode.com/problems/longest-common-subsequence/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1143.java) | ## Leap Motion [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 1 | [Generate Random Point in a Circle](https://leetcode.com/problems/generate-random-point-in-a-circle/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_478.java) | ## LinkedIn [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 71 | [Shortest Word Distance II](https://leetcode.com/problems/shortest-word-distance-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_244.java) | | 48 | [Nested List Weight Sum II](https://leetcode.com/problems/nested-list-weight-sum-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_364.java) | | 43 | [Maximum Subarray](https://leetcode.com/problems/maximum-subarray/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_53.java) | | 34 | [Nested List Weight Sum](https://leetcode.com/problems/nested-list-weight-sum/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_339.java) | | 33 | [Valid Parentheses](https://leetcode.com/problems/valid-parentheses/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_20.java) | | 33 | [Max Stack](https://leetcode.com/problems/max-stack/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_716.java) | | 29 | [Maximum Product Subarray](https://leetcode.com/problems/maximum-product-subarray/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_152.java) | | 26 | [Closest Binary Search Tree Value II](https://leetcode.com/problems/closest-binary-search-tree-value-ii/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_272.java) | | 21 | [Can Place Flowers](https://leetcode.com/problems/can-place-flowers/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_605.java) | | 18 | [Serialize and Deserialize Binary Tree](https://leetcode.com/problems/serialize-and-deserialize-binary-tree/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_297.java) | | 18 | [Text Justification](https://leetcode.com/problems/text-justification/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_68.java) | | 18 | [Lowest Common Ancestor of a Binary Search Tree](https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-search-tree/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_235.java) | | 17 | [Search in Rotated Sorted Array](https://leetcode.com/problems/search-in-rotated-sorted-array/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_33.java) | | 17 | [All O`one Data Structure](https://leetcode.com/problems/all-oone-data-structure/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_432.java) | | 16 | [Number of Islands](https://leetcode.com/problems/number-of-islands/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_200.java) | | 15 | [Insert Delete GetRandom O(1)](https://leetcode.com/problems/insert-delete-getrandom-o1/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_380.java) | | 14 | [Kth Largest Element in an Array](https://leetcode.com/problems/kth-largest-element-in-an-array/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_215.java) | | 13 | [Find Leaves of Binary Tree](https://leetcode.com/problems/find-leaves-of-binary-tree/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_366.java) | | 11 | [Shortest Word Distance](https://leetcode.com/problems/shortest-word-distance/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_243.java) | | 11 | [Second Minimum Node In a Binary Tree](https://leetcode.com/problems/second-minimum-node-in-a-binary-tree/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_671.java) | ## LiveRamp [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 3 | [Minesweeper](https://leetcode.com/problems/minesweeper/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_529.java) | | 3 | [Spiral Matrix](https://leetcode.com/problems/spiral-matrix/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_54.java) | | 1 | [Longest Harmonious Subsequence](https://leetcode.com/problems/longest-harmonious-subsequence/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_594.java) | | 1 | [Distribute Candies](https://leetcode.com/problems/distribute-candies/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_575.java) | ## Lyft [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 9 | [Minimum Window Substring](https://leetcode.com/problems/minimum-window-substring/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_76.java) | | 8 | [Read N Characters Given Read4 II - Call multiple times](https://leetcode.com/problems/read-n-characters-given-read4-ii-call-multiple-times/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_158.java) | | 7 | [Time Based Key-Value Store](https://leetcode.com/problems/time-based-key-value-store/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_981.java) | | 7 | [Decode Ways](https://leetcode.com/problems/decode-ways/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_91.java) | | 4 | [Asteroid Collision](https://leetcode.com/problems/asteroid-collision/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_735.java) | | 4 | [Water and Jug Problem](https://leetcode.com/problems/water-and-jug-problem/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_365.java) | | 4 | [Range Sum Query 2D - Immutable](https://leetcode.com/problems/range-sum-query-2d-immutable/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_304.java) | | 4 | [Word Ladder](https://leetcode.com/problems/word-ladder/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_127.java) | | 2 | [Max Stack](https://leetcode.com/problems/max-stack/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_716.java) | | 2 | [Read N Characters Given Read4](https://leetcode.com/problems/read-n-characters-given-read4/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_157.java) | ## MAQ Software [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 1 | [Unique Substrings in Wraparound String](https://leetcode.com/problems/unique-substrings-in-wraparound-string/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_467.java) | ## MakeMyTrip [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 2 | [Remove All Occurrences of a Substring](https://leetcode.com/problems/remove-all-occurrences-of-a-substring/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1904.java) | | 2 | [Remove K Digits](https://leetcode.com/problems/remove-k-digits/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_402.java) | ## Mathworks [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 5 | [Coin Change](https://leetcode.com/problems/coin-change/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_322.java) | | 5 | [Fraction to Recurring Decimal](https://leetcode.com/problems/fraction-to-recurring-decimal/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_166.java) | | 3 | [Degree of an Array](https://leetcode.com/problems/degree-of-an-array/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_697.java) | | 3 | [Minimum Moves to Equal Array Elements](https://leetcode.com/problems/minimum-moves-to-equal-array-elements/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_453.java) | | 3 | [Distinct Subsequences](https://leetcode.com/problems/distinct-subsequences/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_115.java) | | 2 | [Keyboard Row](https://leetcode.com/problems/keyboard-row/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_500.java) | ## Mercari [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 1 | [Crawler Log Folder](https://leetcode.com/problems/crawler-log-folder/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1598.java) | | 1 | [Max Difference You Can Get From Changing an Integer](https://leetcode.com/problems/max-difference-you-can-get-from-changing-an-integer/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1432.java) | | 1 | [Minimum Subsequence in Non-Increasing Order](https://leetcode.com/problems/minimum-subsequence-in-non-increasing-order/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1403.java) | | 1 | [Count Largest Group](https://leetcode.com/problems/count-largest-group/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1399.java) | ## Microsoft [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 52 | [LRU Cache](https://leetcode.com/problems/lru-cache/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_146.java) | | 45 | [Sign of the Product of an Array](https://leetcode.com/problems/sign-of-the-product-of-an-array/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1822.java) | | 42 | [Number of Islands](https://leetcode.com/problems/number-of-islands/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_200.java) | | 39 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | | 34 | [Reverse Words in a String](https://leetcode.com/problems/reverse-words-in-a-string/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_151.java) | | 29 | [Longest Substring Without Repeating Characters](https://leetcode.com/problems/longest-substring-without-repeating-characters/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_3.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_3.cpp) | | 29 | [Group Anagrams](https://leetcode.com/problems/group-anagrams/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_49.java) | | 26 | [Spiral Matrix](https://leetcode.com/problems/spiral-matrix/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_54.java) | | 24 | [Search in Rotated Sorted Array](https://leetcode.com/problems/search-in-rotated-sorted-array/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_33.java) | | 22 | [Valid Parentheses](https://leetcode.com/problems/valid-parentheses/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_20.java) | | 22 | [Find N Unique Integers Sum up to Zero](https://leetcode.com/problems/find-n-unique-integers-sum-up-to-zero/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1304.java) | | 20 | [3Sum](https://leetcode.com/problems/3sum/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_15.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_15.cpp) | | 20 | [Letter Combinations of a Phone Number](https://leetcode.com/problems/letter-combinations-of-a-phone-number/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_17.java) | | 20 | [Serialize and Deserialize Binary Tree](https://leetcode.com/problems/serialize-and-deserialize-binary-tree/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_297.java) | | 18 | [Longest Palindromic Substring](https://leetcode.com/problems/longest-palindromic-substring/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_5.java) | | 17 | [Add Two Numbers](https://leetcode.com/problems/add-two-numbers/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2.java) | | 17 | [Merge k Sorted Lists](https://leetcode.com/problems/merge-k-sorted-lists/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_23.java) | | 17 | [Cinema Seat Allocation](https://leetcode.com/problems/cinema-seat-allocation/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1386.java) | | 16 | [First Missing Positive](https://leetcode.com/problems/first-missing-positive/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_41.java) | | 16 | [String to Integer (atoi)](https://leetcode.com/problems/string-to-integer-atoi/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_8.java) | ## MindTickle [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 2 | [Maximum Frequency Stack](https://leetcode.com/problems/maximum-frequency-stack/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_895.java) | ## MindTree [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------|:-------------|:-------------------------------------------------------------------------------------------------------------------| | 1 | [Count Integers With Even Digit Sum](https://leetcode.com/problems/count-integers-with-even-digit-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2180.java) | ## Moengage [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 1 | [Redistribute Characters to Make All Strings Equal](https://leetcode.com/problems/redistribute-characters-to-make-all-strings-equal/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1897.java) | ## Morgan Stanley [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 4 | [Longest Valid Parentheses](https://leetcode.com/problems/longest-valid-parentheses/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_32.java) | | 3 | [3Sum](https://leetcode.com/problems/3sum/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_15.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_15.cpp) | | 3 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | | 2 | [LRU Cache](https://leetcode.com/problems/lru-cache/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_146.java) | | 2 | [Merge Intervals](https://leetcode.com/problems/merge-intervals/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_56.java) | | 2 | [Search in Rotated Sorted Array](https://leetcode.com/problems/search-in-rotated-sorted-array/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_33.java) | | 1 | [Best Team With No Conflicts](https://leetcode.com/problems/best-team-with-no-conflicts/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1626.java) | ## National Instruments [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------|:-------------|:---------------------------------------------------------------------------------------------------------------------| | 2 | [Trapping Rain Water](https://leetcode.com/problems/trapping-rain-water/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_42.java) | ## Netflix [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 4 | [Rotating the Box](https://leetcode.com/problems/rotating-the-box/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1861.java) | | 3 | [Logger Rate Limiter](https://leetcode.com/problems/logger-rate-limiter/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_359.java) | | 2 | [Reconstruct Itinerary](https://leetcode.com/problems/reconstruct-itinerary/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_332.java) | | 2 | [Best Time to Buy and Sell Stock](https://leetcode.com/problems/best-time-to-buy-and-sell-stock/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_121.java) | | 2 | [Valid Parentheses](https://leetcode.com/problems/valid-parentheses/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_20.java) | ## Netsuite [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 1 | [Average Salary Excluding the Minimum and Maximum Salary](https://leetcode.com/problems/average-salary-excluding-the-minimum-and-maximum-salary/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1491.java) | ## Nuro [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 1 | [Subrectangle Queries](https://leetcode.com/problems/subrectangle-queries/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1476.java) | ## Nutanix [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 2 | [Compare Version Numbers](https://leetcode.com/problems/compare-version-numbers/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_165.java) | | 2 | [Sudoku Solver](https://leetcode.com/problems/sudoku-solver/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_37.java) | | 1 | [Check If Word Is Valid After Substitutions](https://leetcode.com/problems/check-if-word-is-valid-after-substitutions/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1003.java) | ## Nvidia [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 8 | [Last Stone Weight](https://leetcode.com/problems/last-stone-weight/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1046.java) | | 4 | [Serialize and Deserialize Binary Tree](https://leetcode.com/problems/serialize-and-deserialize-binary-tree/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_297.java) | | 4 | [Regular Expression Matching](https://leetcode.com/problems/regular-expression-matching/) | Hard | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_10.java), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_10.js) | | 3 | [Design Circular Queue](https://leetcode.com/problems/design-circular-queue/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_622.java) | | 3 | [Number of Islands](https://leetcode.com/problems/number-of-islands/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_200.java) | | 3 | [Valid Sudoku](https://leetcode.com/problems/valid-sudoku/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_36.java), [Javascript](./src/javascript/_36.js) | | 3 | [Sort Colors](https://leetcode.com/problems/sort-colors/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_75.java) | | 3 | [LRU Cache](https://leetcode.com/problems/lru-cache/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_146.java) | | 3 | [Intersection of Two Linked Lists](https://leetcode.com/problems/intersection-of-two-linked-lists/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_160.java) | | 3 | [Best Time to Buy and Sell Stock IV](https://leetcode.com/problems/best-time-to-buy-and-sell-stock-iv/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_188.java) | | 3 | [Lonely Pixel I](https://leetcode.com/problems/lonely-pixel-i/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_531.java) | | 2 | [Degree of an Array](https://leetcode.com/problems/degree-of-an-array/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_697.java) | | 2 | [Add and Search Word - Data structure design](https://leetcode.com/problems/add-and-search-word-data-structure-design/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_211.java) | | 2 | [Subarray Sum Equals K](https://leetcode.com/problems/subarray-sum-equals-k/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_560.java) | | 2 | [Missing Number](https://leetcode.com/problems/missing-number/) | nan | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_268.java) | | 2 | [K Empty Slots](https://leetcode.com/problems/k-empty-slots/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_683.java) | | 2 | [Search a 2D Matrix](https://leetcode.com/problems/search-a-2d-matrix/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_74.java) | | 2 | [Merge Intervals](https://leetcode.com/problems/merge-intervals/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_56.java) | | 2 | [Single Element in a Sorted Array](https://leetcode.com/problems/single-element-in-a-sorted-array/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_540.java) | | 2 | [Search in Rotated Sorted Array](https://leetcode.com/problems/search-in-rotated-sorted-array/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_33.java) | ## OT [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------| | 1 | [Reducing Dishes](https://leetcode.com/problems/reducing-dishes/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1402.cpp) | ## Opendoor [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 10 | [Game of Life](https://leetcode.com/problems/game-of-life/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_289.java) | | 3 | [Design Excel Sum Formula](https://leetcode.com/problems/design-excel-sum-formula/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_631.java) | ## Optum [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 1 | [Reverse Prefix of Word](https://leetcode.com/problems/reverse-prefix-of-word/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2000.java) | ## Oracle [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 13 | [LRU Cache](https://leetcode.com/problems/lru-cache/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_146.java) | | 13 | [Meeting Rooms II](https://leetcode.com/problems/meeting-rooms-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_253.java) | | 9 | [Number of Islands](https://leetcode.com/problems/number-of-islands/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_200.java) | | 7 | [Subarray Sum Equals K](https://leetcode.com/problems/subarray-sum-equals-k/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_560.java) | | 7 | [Longest Palindromic Substring](https://leetcode.com/problems/longest-palindromic-substring/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_5.java) | | 7 | [Top K Frequent Elements](https://leetcode.com/problems/top-k-frequent-elements/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_347.java) | | 6 | [Decode String](https://leetcode.com/problems/decode-string/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_394.java) | | 6 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | | 6 | [Valid Parentheses](https://leetcode.com/problems/valid-parentheses/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_20.java) | | 5 | [Search in Rotated Sorted Array](https://leetcode.com/problems/search-in-rotated-sorted-array/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_33.java) | | 5 | [First Unique Character in a String](https://leetcode.com/problems/first-unique-character-in-a-string/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_387.java) | | 4 | [Delete Node in a BST](https://leetcode.com/problems/delete-node-in-a-bst/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_450.java) | | 4 | [Binary Tree Level Order Traversal](https://leetcode.com/problems/binary-tree-level-order-traversal/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_102.java) | | 4 | [Add Two Numbers](https://leetcode.com/problems/add-two-numbers/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2.java) | | 4 | [Longest Substring Without Repeating Characters](https://leetcode.com/problems/longest-substring-without-repeating-characters/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_3.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_3.cpp) | | 4 | [Merge Two Sorted Lists](https://leetcode.com/problems/merge-two-sorted-lists/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_21.java) | | 4 | [Add Strings](https://leetcode.com/problems/add-strings/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_415.java) | | 4 | [Best Time to Buy and Sell Stock](https://leetcode.com/problems/best-time-to-buy-and-sell-stock/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_121.java) | | 4 | [Product of Array Except Self](https://leetcode.com/problems/product-of-array-except-self/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_238.java) | | 4 | [Merge Intervals](https://leetcode.com/problems/merge-intervals/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_56.java) | ## Palantir Technologies [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 2 | [UTF-8 Validation](https://leetcode.com/problems/utf-8-validation/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_393.java) | | 1 | [Check If It Is a Straight Line](https://leetcode.com/problems/check-if-it-is-a-straight-line/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1232.java) | ## PayTM [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 2 | [Distribute Candies to People](https://leetcode.com/problems/distribute-candies-to-people/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1103.java) | | 2 | [Reverse Words in a String III](https://leetcode.com/problems/reverse-words-in-a-string-iii/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_557.java) | | 2 | [Maximum Subarray](https://leetcode.com/problems/maximum-subarray/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_53.java) | ## Paypal [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 4 | [Happy Number](https://leetcode.com/problems/happy-number/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_202.java) | | 3 | [Number of Islands](https://leetcode.com/problems/number-of-islands/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_200.java) | | 3 | [Trapping Rain Water](https://leetcode.com/problems/trapping-rain-water/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_42.java) | | 3 | [Median of Two Sorted Arrays](https://leetcode.com/problems/median-of-two-sorted-arrays/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_4.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_4.cpp) | | 3 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | | 2 | [Reverse Substrings Between Each Pair of Parentheses](https://leetcode.com/problems/reverse-substrings-between-each-pair-of-parentheses/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1190.java) | | 2 | [Squares of a Sorted Array](https://leetcode.com/problems/squares-of-a-sorted-array/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_977.java) | | 2 | [LRU Cache](https://leetcode.com/problems/lru-cache/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_146.java) | | 2 | [Best Time to Buy and Sell Stock](https://leetcode.com/problems/best-time-to-buy-and-sell-stock/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_121.java) | | 2 | [ZigZag Conversion](https://leetcode.com/problems/zigzag-conversion/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_6.java) | | 2 | [Longest Substring Without Repeating Characters](https://leetcode.com/problems/longest-substring-without-repeating-characters/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_3.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_3.cpp) | ## PhonePe [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 2 | [Distribute Coins in Binary Tree](https://leetcode.com/problems/distribute-coins-in-binary-tree/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_979.java) | | 1 | [Simple Bank System](https://leetcode.com/problems/simple-bank-system/) | Medium | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2043.java) | ## Pinterest [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 4 | [Parallel Courses III](https://leetcode.com/problems/parallel-courses-iii/) | Hard | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2050.java) | | 3 | [Find the Celebrity](https://leetcode.com/problems/find-the-celebrity/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_277.java) | | 2 | [Accounts Merge](https://leetcode.com/problems/accounts-merge/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_721.java) | | 2 | [Number of Connected Components in an Undirected Graph](https://leetcode.com/problems/number-of-connected-components-in-an-undirected-graph/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_323.java) | | 2 | [Word Pattern II](https://leetcode.com/problems/word-pattern-ii/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_291.java) | | 2 | [Alien Dictionary](https://leetcode.com/problems/alien-dictionary/) | nan | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_269.java) | | 2 | [Clone Graph](https://leetcode.com/problems/clone-graph/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_133.java) | ## Pocket Gems [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 1 | [Non-negative Integers without Consecutive Ones](https://leetcode.com/problems/non-negative-integers-without-consecutive-ones/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_600.java) | ## Postmates [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 2 | [Print Words Vertically](https://leetcode.com/problems/print-words-vertically/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1324.java) | | 1 | [Determine if Two Strings Are Close](https://leetcode.com/problems/determine-if-two-strings-are-close/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1657.java) | ## Pure Storage [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------|:-------------|:------------------------------------------------------------------------------------------------------------------------------------------------------| | 3 | [Maximum Repeating Substring](https://leetcode.com/problems/maximum-repeating-substring/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1668.java) | | 2 | [Valid Square](https://leetcode.com/problems/valid-square/) | Medium | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_593.java), [Javascript](./javascript/_593.js) | ## Qualcomm [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 3 | [Reverse Bits](https://leetcode.com/problems/reverse-bits/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_190.java) | | 2 | [Middle of the Linked List](https://leetcode.com/problems/middle-of-the-linked-list/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_876.java) | | 2 | [Find the Duplicate Number](https://leetcode.com/problems/find-the-duplicate-number/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_287.java) | ## Qualtrics [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------|:-------------|:-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 7 | [Word Break](https://leetcode.com/problems/word-break/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_139.java) | | 6 | [Word Ladder](https://leetcode.com/problems/word-ladder/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_127.java) | | 5 | [3Sum](https://leetcode.com/problems/3sum/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_15.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_15.cpp) | | 4 | [Max Area of Island](https://leetcode.com/problems/max-area-of-island/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_695.java) | | 4 | [Binary Tree Right Side View](https://leetcode.com/problems/binary-tree-right-side-view/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_199.java) | | 4 | [Unique Paths II](https://leetcode.com/problems/unique-paths-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_63.java) | | 4 | [Trapping Rain Water](https://leetcode.com/problems/trapping-rain-water/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_42.java) | | 3 | [First Unique Character in a String](https://leetcode.com/problems/first-unique-character-in-a-string/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_387.java) | | 3 | [Number of Islands](https://leetcode.com/problems/number-of-islands/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_200.java) | | 2 | [Sort Integers by The Power Value](https://leetcode.com/problems/sort-integers-by-the-power-value/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1387.java) | | 2 | [Fixed Point](https://leetcode.com/problems/fixed-point/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1055.java) | | 2 | [Summary Ranges](https://leetcode.com/problems/summary-ranges/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_228.java) | | 2 | [Longest Consecutive Sequence](https://leetcode.com/problems/longest-consecutive-sequence/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_128.java) | | 2 | [Validate Binary Search Tree](https://leetcode.com/problems/validate-binary-search-tree/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_98.java) | | 2 | [Jump Game](https://leetcode.com/problems/jump-game/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_55.java) | ## Quora [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 3 | [Construct Target Array With Multiple Sums](https://leetcode.com/problems/construct-target-array-with-multiple-sums/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1354.java) | | 3 | [Subarray Sum Equals K](https://leetcode.com/problems/subarray-sum-equals-k/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_560.java) | | 3 | [Longest Common Prefix](https://leetcode.com/problems/longest-common-prefix/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_14.java) | | 2 | [Sliding Window Maximum](https://leetcode.com/problems/sliding-window-maximum/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_239.java) | | 1 | [Range Frequency Queries](https://leetcode.com/problems/range-frequency-queries/) | Medium | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2080.java) | | 1 | [Maximum Number of Words You Can Type](https://leetcode.com/problems/maximum-number-of-words-you-can-type/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1935.java) | | 1 | [Substrings of Size Three with Distinct Characters](https://leetcode.com/problems/substrings-of-size-three-with-distinct-characters/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1876.java) | ## Rakuten [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 1 | [Sum of Floored Pairs](https://leetcode.com/problems/sum-of-floored-pairs/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1862.java) | ## Reddit [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------|:-------------|:---------------------------------------------------------------------------------------------------------------------| | 3 | [Subsets](https://leetcode.com/problems/subsets/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_78.java) | | 3 | [Text Justification](https://leetcode.com/problems/text-justification/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_68.java) | | 3 | [Combination Sum II](https://leetcode.com/problems/combination-sum-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_40.java) | ## Redfin [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 3 | [String Compression](https://leetcode.com/problems/string-compression/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_443.java) | | 3 | [String to Integer (atoi)](https://leetcode.com/problems/string-to-integer-atoi/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_8.java) | ## Riot Games [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 1 | [Teemo Attacking](https://leetcode.com/problems/teemo-attacking/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_495.java) | ## Robinhood [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 8 | [Alert Using Same Key-Card Three or More Times in a One Hour Period](https://leetcode.com/problems/alert-using-same-key-card-three-or-more-times-in-a-one-hour-period/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1604.java) | | 7 | [Course Schedule II](https://leetcode.com/problems/course-schedule-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_210.java) | | 3 | [Insert Intervals](https://leetcode.com/problems/insert-interval/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_57.java) | | 1 | [Count Good Meals](https://leetcode.com/problems/count-good-meals/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1711.java) | ## Roblox [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------|:--------------|:-----------------------------------------------------------------------------------------------------------------------| | 5 | [Design Browser History](https://leetcode.com/problems/design-browser-history/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1472.java) | | 5 | [Course Schedule II](https://leetcode.com/problems/course-schedule-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_210.java) | | 4 | [Minimum Falling Path Sum II](https://leetcode.com/problems/minimum-falling-path-sum-ii/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1289.java) | | 2 | [Number of Matching Subsequences](https://leetcode.com/problems/number-of-matching-subsequences/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_792.java) | | 2 | [Find Peak Element](https://leetcode.com/problems/find-peak-element/) | Binary Search | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_162.java) | ## Rubrik [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 5 | [Snapshot Array](https://leetcode.com/problems/snapshot-array/) | Easy | [Javascript](./javascript/_1146.js) | | 4 | [Kth Smallest Number in Multiplication Table](https://leetcode.com/problems/kth-smallest-number-in-multiplication-table/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_668.java) | | 4 | [Trapping Rain Water](https://leetcode.com/problems/trapping-rain-water/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_42.java) | | 2 | [Task Scheduler](https://leetcode.com/problems/task-scheduler/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_621.java) | | 2 | [Majority Element](https://leetcode.com/problems/majority-element/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_169.java) | | 2 | [Read N Characters Given Read4](https://leetcode.com/problems/read-n-characters-given-read4/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_157.java) | | 2 | [Edit Distance](https://leetcode.com/problems/edit-distance/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_72.java) | | 2 | [Rotate Image](https://leetcode.com/problems/rotate-image/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_48.java) | ## Rupeek [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 1 | [Find Kth Bit in Nth Binary String](https://leetcode.com/problems/find-kth-bit-in-nth-binary-string/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1545.java) | ## SAP [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 9 | [Monotone Increasing Digits](https://leetcode.com/problems/monotone-increasing-digits/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_738.java) | | 4 | [Number of Islands](https://leetcode.com/problems/number-of-islands/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_200.java) | | 3 | [Longest Common Prefix](https://leetcode.com/problems/longest-common-prefix/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_14.java) | | 2 | [Prison Cells After N Days](https://leetcode.com/problems/prison-cells-after-n-days/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_957.java) | | 2 | [Count Primes](https://leetcode.com/problems/count-primes/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_204.java) | | 2 | [Add Two Numbers](https://leetcode.com/problems/add-two-numbers/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2.java) | | 1 | [Maximum Students Taking Exam](https://leetcode.com/problems/maximum-students-taking-exam/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1349.java) | ## Salesforce [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 19 | [Merge Intervals](https://leetcode.com/problems/merge-intervals/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_56.java) | | 10 | [LRU Cache](https://leetcode.com/problems/lru-cache/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_146.java) | | 7 | [Maximum Product of Three Numbers](https://leetcode.com/problems/maximum-product-of-three-numbers/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_628.java) | | 6 | [Largest Number](https://leetcode.com/problems/largest-number/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_179.java) | | 6 | [Number of Islands](https://leetcode.com/problems/number-of-islands/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_200.java) | | 6 | [Sliding Window Maximum](https://leetcode.com/problems/sliding-window-maximum/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_239.java) | | 6 | [Zuma Game](https://leetcode.com/problems/zuma-game/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_488.java) | | 5 | [Boats to Save People](https://leetcode.com/problems/boats-to-save-people/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_881.java) | | 3 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | | 3 | [Min Stack](https://leetcode.com/problems/min-stack/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_155.java) | | 3 | [Course Schedule II](https://leetcode.com/problems/course-schedule-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_210.java) | | 3 | [Maximal Square](https://leetcode.com/problems/maximal-square/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_221.java) | | 3 | [Construct the Lexicographically Largest Valid Sequence](https://leetcode.com/problems/construct-the-lexicographically-largest-valid-sequence/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1718.java) | | 3 | [Integer to English Words](https://leetcode.com/problems/integer-to-english-words/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_273.java) | | 3 | [Sort Colors](https://leetcode.com/problems/sort-colors/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_75.java) | | 3 | [Design In-Memory File System](https://leetcode.com/problems/design-in-memory-file-system/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_588.java) | | 3 | [Design HashMap](https://leetcode.com/problems/design-hashmap/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_706.java) | | 3 | [Maximum Subarray](https://leetcode.com/problems/maximum-subarray/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_53.java) | | 3 | [Group Anagrams](https://leetcode.com/problems/group-anagrams/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_49.java) | | 3 | [Minimum Absolute Difference](https://leetcode.com/problems/minimum-absolute-difference/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1200.java) | ## Samsung [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 3 | [Maximum Subarray](https://leetcode.com/problems/maximum-subarray/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_53.java) | | 2 | [Range Sum Query 2D - Immutable](https://leetcode.com/problems/range-sum-query-2d-immutable/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_304.java) | | 2 | [Reorder List](https://leetcode.com/problems/reorder-list/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_143.java) | | 2 | [Reverse Integer](https://leetcode.com/problems/reverse-integer/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_7.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_7.cpp) | | 2 | [Longest Substring Without Repeating Characters](https://leetcode.com/problems/longest-substring-without-repeating-characters/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_3.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_3.cpp) | | 2 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | | 1 | [Maximum Product of Two Elements in an Array](https://leetcode.com/problems/maximum-product-of-two-elements-in-an-array/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1464.java) | ## Sapient [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------|:-------------|:---------------------------------------------------------------------------------------------------------------------| | 2 | [Trapping Rain Water](https://leetcode.com/problems/trapping-rain-water/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_42.java) | ## ServiceNow [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 4 | [Median of Two Sorted Arrays](https://leetcode.com/problems/median-of-two-sorted-arrays/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_4.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_4.cpp) | | 3 | [Number of Islands](https://leetcode.com/problems/number-of-islands/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_200.java) | | 3 | [Binary Tree Level Order Traversal](https://leetcode.com/problems/binary-tree-level-order-traversal/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_102.java) | | 3 | [Group Anagrams](https://leetcode.com/problems/group-anagrams/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_49.java) | | 3 | [Search in Rotated Sorted Array](https://leetcode.com/problems/search-in-rotated-sorted-array/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_33.java) | | 2 | [Pairs of Songs With Total Durations Divisible by 60](https://leetcode.com/problems/pairs-of-songs-with-total-durations-divisible-by-60/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1010.java) | | 2 | [Rectangle Overlap](https://leetcode.com/problems/rectangle-overlap/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_836.java) | | 2 | [Subarray Sum Equals K](https://leetcode.com/problems/subarray-sum-equals-k/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_560.java) | | 2 | [Palindrome Linked List](https://leetcode.com/problems/palindrome-linked-list/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_234.java) | | 2 | [Best Time to Buy and Sell Stock](https://leetcode.com/problems/best-time-to-buy-and-sell-stock/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_121.java) | | 2 | [Maximum Subarray](https://leetcode.com/problems/maximum-subarray/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_53.java) | | 2 | [Trapping Rain Water](https://leetcode.com/problems/trapping-rain-water/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_42.java) | | 2 | [Valid Parentheses](https://leetcode.com/problems/valid-parentheses/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_20.java) | ## Shopee [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 5 | [Maximum Subarray](https://leetcode.com/problems/maximum-subarray/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_53.java) | | 4 | [Merge Sorted Array](https://leetcode.com/problems/merge-sorted-array/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_88.java) | | 4 | [Merge Intervals](https://leetcode.com/problems/merge-intervals/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_56.java) | | 3 | [Palindrome Pairs](https://leetcode.com/problems/palindrome-pairs/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_336.java) | | 3 | [Number of Islands](https://leetcode.com/problems/number-of-islands/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_200.java) | | 3 | [Construct Binary Tree from Inorder and Postorder Traversal](https://leetcode.com/problems/construct-binary-tree-from-inorder-and-postorder-traversal/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_106.java) | | 3 | [Merge Two Sorted Lists](https://leetcode.com/problems/merge-two-sorted-lists/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_21.java) | | 2 | [LRU Cache](https://leetcode.com/problems/lru-cache/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_146.java) | | 2 | [Merge k Sorted Lists](https://leetcode.com/problems/merge-k-sorted-lists/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_23.java) | ## Snapchat [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------|:--------------|:------------------------------------------------------------------------------------------------------------------------------| | 7 | [Word Search](https://leetcode.com/problems/word-search/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_79.java) | | 5 | [Decode String](https://leetcode.com/problems/decode-string/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_394.java) | | 5 | [Sparse Matrix Multiplication](https://leetcode.com/problems/sparse-matrix-multiplication/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_311.java) | | 5 | [Evaluate Division](https://leetcode.com/problems/evaluate-division/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_399.java) | | 5 | [Word Search II](https://leetcode.com/problems/word-search-ii/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/WordSearchII.java) | | 5 | [Merge Intervals](https://leetcode.com/problems/merge-intervals/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_56.java) | | 4 | [Find Peak Element](https://leetcode.com/problems/find-peak-element/) | Binary Search | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_162.java) | | 4 | [Implement Trie](https://leetcode.com/problems/implement-trie-prefix-tree/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_208.java) | | 4 | [Word Ladder](https://leetcode.com/problems/word-ladder/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_127.java) | | 3 | [Add Binary](https://leetcode.com/problems/add-binary/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_67.java) | | 3 | [Binary Tree Maximum Path Sum](https://leetcode.com/problems/binary-tree-maximum-path-sum/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_124.java) | | 3 | [Basic Calculator II](https://leetcode.com/problems/basic-calculator-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_227.java) | | 3 | [LRU Cache](https://leetcode.com/problems/lru-cache/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_146.java) | | 3 | [Word Break II](https://leetcode.com/problems/word-break-ii/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_140.java) | | 3 | [Word Ladder II](https://leetcode.com/problems/word-ladder-ii/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_126.java) | | 3 | [Shortest Path in Binary Matrix](https://leetcode.com/problems/shortest-path-in-binary-matrix/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1091.java) | | 3 | [Android Unlock Patterns](https://leetcode.com/problems/android-unlock-patterns/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_351.java) | | 3 | [Subarray Sums Divisible by K](https://leetcode.com/problems/subarray-sums-divisible-by-k/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_974.java) | | 3 | [LFU Cache](https://leetcode.com/problems/lfu-cache/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_460.java) | | 3 | [The Maze](https://leetcode.com/problems/the-maze/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_490.java) | ## Softwire [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 1 | [Second Largest Digit in a String](https://leetcode.com/problems/second-largest-digit-in-a-string/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1796.java) | ## Sony [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------| | 2 | [Reducing Dishes](https://leetcode.com/problems/reducing-dishes/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1402.cpp) | ## Splunk [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------|:-------------|:---------------------------------------------------------------------------------------------------------------------| | 2 | [Search in Rotated Sorted Array](https://leetcode.com/problems/search-in-rotated-sorted-array/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_33.java) | ## Spotify [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 16 | [Moving Average from Data Stream](https://leetcode.com/problems/moving-average-from-data-stream/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_346.java) | | 13 | [Valid Parentheses](https://leetcode.com/problems/valid-parentheses/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_20.java) | | 10 | [Ransom Note](https://leetcode.com/problems/ransom-note/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_383.java) | | 10 | [Longest Substring Without Repeating Characters](https://leetcode.com/problems/longest-substring-without-repeating-characters/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_3.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_3.cpp) | | 8 | [Valid Anagram](https://leetcode.com/problems/valid-anagram/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_242.java) | | 8 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | | 6 | [Analyze User Website Visit Pattern](https://leetcode.com/problems/analyze-user-website-visit-pattern/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1152.java) | | 4 | [Sliding Window Median](https://leetcode.com/problems/sliding-window-median/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_480.java) | | 4 | [Linked List Cycle](https://leetcode.com/problems/linked-list-cycle/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_141.java) | | 4 | [Balanced Binary Tree](https://leetcode.com/problems/balanced-binary-tree/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_110.java) | | 4 | [Maximum Depth of Binary Tree](https://leetcode.com/problems/maximum-depth-of-binary-tree/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_104.java) | | 3 | [Longest Consecutive Sequence](https://leetcode.com/problems/longest-consecutive-sequence/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_128.java) | | 2 | [Lowest Common Ancestor of a Binary Tree III](https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-tree-iii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1650.java) | | 2 | [Remove All Adjacent Duplicates in String II](https://leetcode.com/problems/remove-all-adjacent-duplicates-in-string-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1207.java) | ## Sprinklr [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 2 | [Max Points on a Line](https://leetcode.com/problems/max-points-on-a-line/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_149.java) | | 2 | [Binary Tree Maximum Path Sum](https://leetcode.com/problems/binary-tree-maximum-path-sum/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_124.java) | | 2 | [Merge k Sorted Lists](https://leetcode.com/problems/merge-k-sorted-lists/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_23.java) | | 1 | [Next Greater Numerically Balanced Number](https://leetcode.com/problems/next-greater-numerically-balanced-number/) | Medium | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2048.java) | | 1 | [Maximum Subarray Sum After One Operation](https://leetcode.com/problems/maximum-subarray-sum-after-one-operation/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1746.java) | ## Square [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 3 | [Design Snake Game](https://leetcode.com/problems/design-snake-game/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_353.java) | | 3 | [Text Justification](https://leetcode.com/problems/text-justification/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_68.java) | | 2 | [Rank Teams by Votes](https://leetcode.com/problems/rank-teams-by-votes/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1366.java) | | 2 | [Available Captures for Rook](https://leetcode.com/problems/available-captures-for-rook/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_999.java) | | 2 | [Unique Morse Code Words](https://leetcode.com/problems/unique-morse-code-words/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_804.java) | | 2 | [The Maze](https://leetcode.com/problems/the-maze/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_490.java) | | 2 | [Number of Islands](https://leetcode.com/problems/number-of-islands/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_200.java) | | 2 | [Minimum Path Sum](https://leetcode.com/problems/minimum-path-sum/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_64.java) | | 1 | [Squirrel Simulation](https://leetcode.com/problems/squirrel-simulation/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_573.java) | ## Sumologic [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 3 | [Lowest Common Ancestor of a Binary Tree](https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-tree/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_236.java) | | 2 | [Lowest Common Ancestor of a Binary Tree III](https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-tree-iii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1650.java) | | 2 | [K Closest Points to Origin](https://leetcode.com/problems/k-closest-points-to-origin/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_973.java) | | 2 | [Decode String](https://leetcode.com/problems/decode-string/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_394.java) | ## Swiggy [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 4 | [Container With Most Water](https://leetcode.com/problems/container-with-most-water/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_11.java) | | 3 | [Letter Combinations of a Phone Number](https://leetcode.com/problems/letter-combinations-of-a-phone-number/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_17.java) | | 2 | [Rabbits in Forest](https://leetcode.com/problems/rabbits-in-forest/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_781.java) | ## T System [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------|:-------------|:-------------------------------------------------------------------------------------------------------------------| | 1 | [Grid Game](https://leetcode.com/problems/grid-game/) | Medium | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2017.java) | ## TIAA [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 1 | [Find Greatest Common Divisor of Array](https://leetcode.com/problems/find-greatest-common-divisor-of-array/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1979.java) | ## Tencent [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 1 | [Minimum Factorization](https://leetcode.com/problems/minimum-factorization/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_625.java) | ## Tesla [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 3 | [Largest Perimeter Triangle](https://leetcode.com/problems/largest-perimeter-triangle/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_976.java) | | 3 | [Trapping Rain Water](https://leetcode.com/problems/trapping-rain-water/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_42.java) | | 2 | [Minimum Changes To Make Alternating Binary String](https://leetcode.com/problems/minimum-changes-to-make-alternating-binary-string/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1758.java) | | 2 | [Find Winner on a Tic Tac Toe Game](https://leetcode.com/problems/find-winner-on-a-tic-tac-toe-game/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1275.java) | | 2 | [Spiral Matrix III](https://leetcode.com/problems/spiral-matrix-iii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_885.java) | | 2 | [Basic Calculator II](https://leetcode.com/problems/basic-calculator-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_227.java) | | 2 | [Jump Game II](https://leetcode.com/problems/jump-game-ii/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_45.java) | | 2 | [Generate Parentheses](https://leetcode.com/problems/generate-parentheses/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_22.java) | | 2 | [3Sum](https://leetcode.com/problems/3sum/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_15.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_15.cpp) | ## Thumbtack [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 1 | [Vowel Spellchecker](https://leetcode.com/problems/vowel-spellchecker/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_966.java) | ## Tiger Analytics [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------|:-------------|:-------------------------------------------------------------------------------------------------------------------| | 1 | [Find Closest Number to Zero](https://leetcode.com/problems/find-closest-number-to-zero/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2239.java) | ## Toptal [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 3 | [Reformat Phone Number](https://leetcode.com/problems/reformat-phone-number/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1694.java) | ## TripleByte [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 4 | [Minimum ASCII Delete Sum for Two Strings](https://leetcode.com/problems/minimum-ascii-delete-sum-for-two-strings/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_712.java) | ## TuSimple [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 2 | [Binary Tree Postorder Traversal](https://leetcode.com/problems/binary-tree-postorder-traversal/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_145.java) | | 2 | [Binary Tree Maximum Path Sum](https://leetcode.com/problems/binary-tree-maximum-path-sum/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_124.java) | | 2 | [Merge k Sorted Lists](https://leetcode.com/problems/merge-k-sorted-lists/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_23.java) | ## Twilio [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 7 | [LRU Cache](https://leetcode.com/problems/lru-cache/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_146.java) | | 5 | [Course Schedule II](https://leetcode.com/problems/course-schedule-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_210.java) | | 3 | [Subarray Sums Divisible by K](https://leetcode.com/problems/subarray-sums-divisible-by-k/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_974.java) | | 3 | [Sliding Window Maximum](https://leetcode.com/problems/sliding-window-maximum/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_239.java) | | 3 | [Text Justification](https://leetcode.com/problems/text-justification/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_68.java) | | 3 | [Group Anagrams](https://leetcode.com/problems/group-anagrams/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_49.java) | | 2 | [Sort Array by Increasing Frequency](https://leetcode.com/problems/sort-array-by-increasing-frequency/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1636.java) | | 2 | [Knight Dialer](https://leetcode.com/problems/knight-dialer/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_935.java) | | 2 | [Binary Tree Maximum Path Sum](https://leetcode.com/problems/binary-tree-maximum-path-sum/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_124.java) | ## Twitch [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 7 | [Battleships in a Board](https://leetcode.com/problems/battleships-in-a-board/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_419.java) | | 2 | [Number of Islands](https://leetcode.com/problems/number-of-islands/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_200.java) | ## Twitter [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------|:-------------|:------------------------------------------------------------------------------------------------------------------------------| | 23 | [Word Search](https://leetcode.com/problems/word-search/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_79.java) | | 10 | [Finding the Users Active Minutes](https://leetcode.com/problems/finding-the-users-active-minutes/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1817.java) | | 7 | [Design Hit Counter](https://leetcode.com/problems/design-hit-counter/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_362.java) | | 6 | [Tweet Counts Per Frequency](https://leetcode.com/problems/tweet-counts-per-frequency/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1348.java) | | 6 | [Implement Trie](https://leetcode.com/problems/implement-trie-prefix-tree/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_208.java) | | 5 | [Insert Delete GetRandom O(1)](https://leetcode.com/problems/insert-delete-getrandom-o1/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_380.java) | | 5 | [Word Search II](https://leetcode.com/problems/word-search-ii/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/WordSearchII.java) | | 5 | [Design Log Storage System](https://leetcode.com/problems/design-log-storage-system/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_635.java) | | 4 | [Paint House](https://leetcode.com/problems/paint-house/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_256.java) | | 4 | [Reconstruct Itinerary](https://leetcode.com/problems/reconstruct-itinerary/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_332.java) | | 3 | [Minimum Moves to Equal Array Elements](https://leetcode.com/problems/minimum-moves-to-equal-array-elements/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_453.java) | | 3 | [Subsets](https://leetcode.com/problems/subsets/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_78.java) | | 3 | [Flatten Nested List Iterator](https://leetcode.com/problems/flatten-nested-list-iterator/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_341.java) | | 3 | [Rearrange String k Distance Apart](https://leetcode.com/problems/rearrange-string-k-distance-apart/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_358.java) | | 3 | [Merge Intervals](https://leetcode.com/problems/merge-intervals/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_56.java) | | 3 | [Accounts Merge](https://leetcode.com/problems/accounts-merge/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_721.java) | | 2 | [Random Pick with Weight](https://leetcode.com/problems/random-pick-with-weight/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_528.java) | | 2 | [Design Search Autocomplete System](https://leetcode.com/problems/design-search-autocomplete-system/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_642.java) | | 2 | [Palindromic Substrings](https://leetcode.com/problems/palindromic-substrings/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_647.java) | | 2 | [Maximum Frequency Stack](https://leetcode.com/problems/maximum-frequency-stack/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_895.java) | ## Two Sigma [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 4 | [Maximum Product of Splitted Binary Tree](https://leetcode.com/problems/maximum-product-of-splitted-binary-tree/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1339.java) | | 4 | [Multiply Strings](https://leetcode.com/problems/multiply-strings/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_43.java) | | 2 | [Top K Frequent Words](https://leetcode.com/problems/top-k-frequent-words/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_692.java) | ## Uber [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 36 | [Word Search II](https://leetcode.com/problems/word-search-ii/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/WordSearchII.java) | | 17 | [Word Search](https://leetcode.com/problems/word-search/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_79.java) | | 17 | [Top K Frequent Words](https://leetcode.com/problems/top-k-frequent-words/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_692.java) | | 14 | [Evaluate Division](https://leetcode.com/problems/evaluate-division/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_399.java) | | 14 | [Merge Intervals](https://leetcode.com/problems/merge-intervals/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_56.java) | | 14 | [Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit](https://leetcode.com/problems/longest-continuous-subarray-with-absolute-diff-less-than-or-equal-to-limit/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1438.java) | | 13 | [Random Pick with Weight](https://leetcode.com/problems/random-pick-with-weight/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_528.java) | | 12 | [Dungeon Game](https://leetcode.com/problems/dungeon-game/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_174.java) | | 11 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | | 11 | [Kth Smallest Element in a BST](https://leetcode.com/problems/kth-smallest-element-in-a-bst/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_230.java) | | 10 | [Leftmost Column with at Least a One](https://leetcode.com/problems/leftmost-column-with-at-least-a-one/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1428.java) | | 10 | [Reconstruct Itinerary](https://leetcode.com/problems/reconstruct-itinerary/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_332.java) | | 9 | [Letter Combinations of a Phone Number](https://leetcode.com/problems/letter-combinations-of-a-phone-number/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_17.java) | | 8 | [Product of Array Except Self](https://leetcode.com/problems/product-of-array-except-self/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_238.java) | | 8 | [Optimal Account Balancing](https://leetcode.com/problems/optimal-account-balancing/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_465.java) | | 7 | [Construct K Palindrome Strings](https://leetcode.com/problems/construct-k-palindrome-strings/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1400.java) | | 7 | [Number of Islands](https://leetcode.com/problems/number-of-islands/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_200.java) | | 7 | [Best Time to Buy and Sell Stock](https://leetcode.com/problems/best-time-to-buy-and-sell-stock/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_121.java) | | 7 | [Insert Delete GetRandom O(1)](https://leetcode.com/problems/insert-delete-getrandom-o1/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_380.java) | | 7 | [Minesweeper](https://leetcode.com/problems/minesweeper/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_529.java) | ## United Health Group [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:---------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 1 | [Check If All 1's Are at Least Length K Places Away](https://leetcode.com/problems/check-if-all-1s-are-at-least-length-k-places-away/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1437.java) | | 1 | [Day of the Week](https://leetcode.com/problems/day-of-the-week/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1185.java) | ## VMware [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------|:-------------|:-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 5 | [Longest Substring Without Repeating Characters](https://leetcode.com/problems/longest-substring-without-repeating-characters/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_3.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_3.cpp) | | 5 | [Valid Parentheses](https://leetcode.com/problems/valid-parentheses/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_20.java) | | 5 | [Merge Intervals](https://leetcode.com/problems/merge-intervals/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_56.java) | | 4 | [Maximum Subarray](https://leetcode.com/problems/maximum-subarray/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_53.java) | | 4 | [Course Schedule II](https://leetcode.com/problems/course-schedule-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_210.java) | | 4 | [Merge k Sorted Lists](https://leetcode.com/problems/merge-k-sorted-lists/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_23.java) | | 4 | [Verify Preorder Sequence in Binary Search Tree](https://leetcode.com/problems/verify-preorder-sequence-in-binary-search-tree/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_255.java) | | 4 | [Rotting Oranges](https://leetcode.com/problems/rotting-oranges/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_994.java) | | 3 | [3Sum](https://leetcode.com/problems/3sum/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_15.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_15.cpp) | | 3 | [Max Stack](https://leetcode.com/problems/max-stack/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_716.java) | | 3 | [Search in Rotated Sorted Array](https://leetcode.com/problems/search-in-rotated-sorted-array/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_33.java) | | 3 | [Number of Islands](https://leetcode.com/problems/number-of-islands/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_200.java) | | 3 | [Sort Colors](https://leetcode.com/problems/sort-colors/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_75.java) | | 2 | [Remove Duplicates from Sorted Array](https://leetcode.com/problems/remove-duplicates-from-sorted-array/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_26.java) | | 2 | [Longest Valid Parentheses](https://leetcode.com/problems/longest-valid-parentheses/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_32.java) | | 2 | [Search Insert Position](https://leetcode.com/problems/search-insert-position/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_35.java) | | 2 | [Group Anagrams](https://leetcode.com/problems/group-anagrams/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_49.java) | | 2 | [Median of Two Sorted Arrays](https://leetcode.com/problems/median-of-two-sorted-arrays/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_4.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_4.cpp) | | 2 | [Rearrange Words in a Sentence](https://leetcode.com/problems/rearrange-words-in-a-sentence/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1451.java) | | 2 | [Validate Binary Search Tree](https://leetcode.com/problems/validate-binary-search-tree/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_98.java) | ## Valve [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 1 | [Dota2 Senate](https://leetcode.com/problems/dota2-senate/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_649.java) | ## Virtu Financial [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 2 | [Hexspeak](https://leetcode.com/problems/hexspeak/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1271.java) | | 2 | [Array Transformation](https://leetcode.com/problems/array-transformation/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1243.java) | | 2 | [How Many Apples Can You Put into the Basket](https://leetcode.com/problems/how-many-apples-can-you-put-into-the-basket/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1196.java) | | 2 | [Count Substrings with Only One Distinct Letter](https://leetcode.com/problems/count-substrings-with-only-one-distinct-letter/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1180.java) | | 1 | [Count Number of Homogenous Substrings](https://leetcode.com/problems/count-number-of-homogenous-substrings/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1758.java) | ## Visa [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 11 | [Last Stone Weight](https://leetcode.com/problems/last-stone-weight/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1046.java) | | 6 | [Maximal Square](https://leetcode.com/problems/maximal-square/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_221.java) | | 4 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | | 4 | [Subarray Sum Equals K](https://leetcode.com/problems/subarray-sum-equals-k/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_560.java) | | 4 | [String Compression](https://leetcode.com/problems/string-compression/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_443.java) | | 3 | [Group Anagrams](https://leetcode.com/problems/group-anagrams/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_49.java) | | 3 | [Backspace String Compare](https://leetcode.com/problems/backspace-string-compare/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_844.java) | | 3 | [Minimum Moves to Equal Array Elements](https://leetcode.com/problems/minimum-moves-to-equal-array-elements/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_453.java) | | 3 | [Meeting Rooms II](https://leetcode.com/problems/meeting-rooms-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_253.java) | | 3 | [Linked List Cycle](https://leetcode.com/problems/linked-list-cycle/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_141.java) | | 3 | [Search in Rotated Sorted Array](https://leetcode.com/problems/search-in-rotated-sorted-array/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_33.java) | | 2 | [Add Two Numbers](https://leetcode.com/problems/add-two-numbers/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2.java) | | 2 | [Reverse Integer](https://leetcode.com/problems/reverse-integer/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_7.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_7.cpp) | | 2 | [Trapping Rain Water](https://leetcode.com/problems/trapping-rain-water/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_42.java) | | 2 | [Reverse Words in a String](https://leetcode.com/problems/reverse-words-in-a-string/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_151.java) | | 2 | [Best Time to Buy and Sell Stock](https://leetcode.com/problems/best-time-to-buy-and-sell-stock/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_121.java) | | 2 | [Longest Consecutive Sequence](https://leetcode.com/problems/longest-consecutive-sequence/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_128.java) | | 2 | [Remove All Adjacent Duplicates in String II](https://leetcode.com/problems/remove-all-adjacent-duplicates-in-string-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1207.java) | | 2 | [Largest Number](https://leetcode.com/problems/largest-number/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_179.java) | | 1 | [Create Target Array in the Given Order](https://leetcode.com/problems/create-target-array-in-the-given-order/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1389.java) | ## Walmart Global Tech [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 9 | [Remove Colored Pieces if Both Neighbors are the Same Color](https://leetcode.com/problems/remove-colored-pieces-if-both-neighbors-are-the-same-color/) | Medium | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2038.java) | | 7 | [3Sum](https://leetcode.com/problems/3sum/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_15.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_15.cpp) | | 5 | [Search in Rotated Sorted Array](https://leetcode.com/problems/search-in-rotated-sorted-array/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_33.java) | | 5 | [Group Anagrams](https://leetcode.com/problems/group-anagrams/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_49.java) | | 5 | [Merge Intervals](https://leetcode.com/problems/merge-intervals/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_56.java) | | 4 | [Strange Printer](https://leetcode.com/problems/strange-printer/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_664.java) | | 4 | [Best Time to Buy and Sell Stock II](https://leetcode.com/problems/best-time-to-buy-and-sell-stock-ii/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_122.java) | | 4 | [LRU Cache](https://leetcode.com/problems/lru-cache/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_146.java) | | 3 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | | 3 | [Longest Substring Without Repeating Characters](https://leetcode.com/problems/longest-substring-without-repeating-characters/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_3.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_3.cpp) | | 3 | [Remove Nth Node From End of List](https://leetcode.com/problems/remove-nth-node-from-end-of-list/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_19.java) | | 3 | [Generate Parentheses](https://leetcode.com/problems/generate-parentheses/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_22.java) | | 3 | [Gas Station](https://leetcode.com/problems/gas-station/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_134.java) | | 3 | [Design HashMap](https://leetcode.com/problems/design-hashmap/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_706.java) | | 3 | [Best Time to Buy and Sell Stock](https://leetcode.com/problems/best-time-to-buy-and-sell-stock/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_121.java) | | 3 | [Degree of an Array](https://leetcode.com/problems/degree-of-an-array/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_697.java) | | 2 | [Maximum Subarray](https://leetcode.com/problems/maximum-subarray/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_53.java) | | 2 | [Median of Two Sorted Arrays](https://leetcode.com/problems/median-of-two-sorted-arrays/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_4.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_4.cpp) | | 2 | [Reformat Date](https://leetcode.com/problems/reformat-date/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1507.java) | | 2 | [Merge k Sorted Lists](https://leetcode.com/problems/merge-k-sorted-lists/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_23.java) | ## Wayfair [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:------------------------------------------------------------------------------------------------------------------------------------------------------------| | 20 | [Add Strings](https://leetcode.com/problems/add-strings/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_415.java) | | 9 | [Subdomain Visit Count](https://leetcode.com/problems/subdomain-visit-count/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_811.java) | | 7 | [Maximum Length of Repeated Subarray](https://leetcode.com/problems/maximum-length-of-repeated-subarray/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_718.java) | | 5 | [Alert Using Same Key-Card Three or More Times in a One Hour Period](https://leetcode.com/problems/alert-using-same-key-card-three-or-more-times-in-a-one-hour-period/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1604.java) | | 4 | [The Number of Full Rounds You Have Played](https://leetcode.com/problems/the-number-of-full-rounds-you-have-played/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1904.java) | | 4 | [Course Schedule II](https://leetcode.com/problems/course-schedule-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_210.java) | | 3 | [Valid Sudoku](https://leetcode.com/problems/valid-sudoku/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_36.java), [Javascript](./src/javascript/_36.js) | | 2 | [Max Chunks To Make Sorted](https://leetcode.com/problems/max-chunks-to-make-sorted/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_769.java) | | 2 | [Valid Palindrome](https://leetcode.com/problems/valid-palindrome/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_125.java) | | 1 | [Minimum Moves to Reach Target Score](https://leetcode.com/problems/minimum-moves-to-reach-target-score/) | Medium | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2139.java) | | 1 | [Delete Characters to Make Fancy String](https://leetcode.com/problems/delete-characters-to-make-fancy-string/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1957.java) | ## Wealthfront [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-------------------------------------------------------------------------------------------------------------------| | 1 | [Minimum Number of Steps to Make Two Strings Anagram II](https://leetcode.com/problems/minimum-number-of-steps-to-make-two-strings-anagram-ii/) | Medium | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2186.java) | ## Wish [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 2 | [Find Right Interval](https://leetcode.com/problems/find-right-interval/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_436.java) | ## Works Applications [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 1 | [K Inverse Pairs Array](https://leetcode.com/problems/k-inverse-pairs-array/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_629.java) | ## Yahoo [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 6 | [Add Two Numbers](https://leetcode.com/problems/add-two-numbers/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2.java) | | 5 | [Restore IP Addresses](https://leetcode.com/problems/restore-ip-addresses/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_93.java) | | 5 | [3Sum](https://leetcode.com/problems/3sum/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_15.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_15.cpp) | | 4 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | | 4 | [Longest Substring Without Repeating Characters](https://leetcode.com/problems/longest-substring-without-repeating-characters/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_3.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_3.cpp) | | 4 | [Top K Frequent Words](https://leetcode.com/problems/top-k-frequent-words/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_692.java) | | 4 | [Roman to Integer](https://leetcode.com/problems/roman-to-integer) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_13.java) | | 4 | [Intersection of Two Arrays II](https://leetcode.com/problems/intersection-of-two-arrays-ii/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_350.java) | | 3 | [Find All Anagrams in a String](https://leetcode.com/problems/find-all-anagrams-in-a-string/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_438.java) | | 3 | [Climbing Stairs](https://leetcode.com/problems/climbing-stairs/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_70.java) | | 3 | [Pow(x, n)](https://leetcode.com/problems/powx-n/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_50.java) | | 3 | [First Unique Character in a String](https://leetcode.com/problems/first-unique-character-in-a-string/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_387.java) | | 3 | [LRU Cache](https://leetcode.com/problems/lru-cache/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_146.java) | | 3 | [Merge Two Binary Trees](https://leetcode.com/problems/merge-two-binary-trees/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_617.java) | | 3 | [Valid Parenthesis String](https://leetcode.com/problems/valid-parenthesis-string/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_678.java) | | 2 | [Divide Two Integers](https://leetcode.com/problems/divide-two-integers/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_29.java) | | 2 | [Group Anagrams](https://leetcode.com/problems/group-anagrams/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_49.java) | | 2 | [One Edit Distance](https://leetcode.com/problems/one-edit-distance/) | nan | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_161.java) | | 2 | [4 Sum](https://leetcode.com/problems/4sum/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_18.java) | | 2 | [Palindrome Number](https://leetcode.com/problems/palindrome-number/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_9.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_9.cpp) | ## Yandex [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:---------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 8 | [Maximize Distance to Closest Person](https://leetcode.com/problems/maximize-distance-to-closest-person/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_849.java) | | 6 | [Move Zeroes](https://leetcode.com/problems/move-zeroes/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_283.java) | | 6 | [Zigzag Iterator](https://leetcode.com/problems/zigzag-iterator/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_281.java) | | 6 | [Summary Ranges](https://leetcode.com/problems/summary-ranges/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_228.java) | | 4 | [Permutation in String](https://leetcode.com/problems/permutation-in-string/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_567.java) | | 4 | [Merge Intervals](https://leetcode.com/problems/merge-intervals/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_56.java) | | 3 | [Valid Parentheses](https://leetcode.com/problems/valid-parentheses/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_20.java) | | 3 | [Merge k Sorted Lists](https://leetcode.com/problems/merge-k-sorted-lists/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_23.java) | | 3 | [Reverse Linked List](https://leetcode.com/problems/reverse-linked-list/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_206.java) | | 3 | [Longest Subarray of 1's After Deleting One Element](https://leetcode.com/problems/longest-subarray-of-1s-after-deleting-one-element/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1493.java) | | 3 | [Is Subsequence](https://leetcode.com/problems/is-subsequence/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_392.java) | | 3 | [String Compression](https://leetcode.com/problems/string-compression/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_443.java) | | 3 | [Max Stack](https://leetcode.com/problems/max-stack/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_716.java) | | 3 | [Number of Recent Calls](https://leetcode.com/problems/number-of-recent-calls/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_933.java) | | 2 | [Number of Students Doing Homework at a Given Time](https://leetcode.com/problems/number-of-students-doing-homework-at-a-given-time/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1450.java) | | 2 | [Line Reflection](https://leetcode.com/problems/line-reflection/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_356.java) | | 2 | [Evaluate Reverse Polish Notation](https://leetcode.com/problems/evaluate-reverse-polish-notation/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_150.java) | | 2 | [Valid Palindrome](https://leetcode.com/problems/valid-palindrome/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_125.java) | | 2 | [Reverse Words in a String III](https://leetcode.com/problems/reverse-words-in-a-string-iii/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_557.java) | | 2 | [Median of Two Sorted Arrays](https://leetcode.com/problems/median-of-two-sorted-arrays/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_4.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_4.cpp) | ## Yelp [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:---------------------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 5 | [Destination City](https://leetcode.com/problems/destination-city/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1436.java) | | 4 | [Filter Restaurants by Vegan-Friendly, Price and Distance](https://leetcode.com/problems/filter-restaurants-by-vegan-friendly-price-and-distance/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1333.java) | | 1 | [Minimum Index Sum of Two Lists](https://leetcode.com/problems/minimum-index-sum-of-two-lists/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_599.java) | ## ZScaler [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 1 | [Day of the Year](https://leetcode.com/problems/day-of-the-year/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1154.java) | ## Zenefits [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------|:-------------|:----------------------------------------------------------------------------------------------------------------------| | 1 | [Verify Preorder Sequence in Binary Search Tree](https://leetcode.com/problems/verify-preorder-sequence-in-binary-search-tree/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_255.java) | | 1 | [N-Queens II](https://leetcode.com/problems/n-queens-ii/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_52.java) | ## Zillow [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 2 | [Spiral Matrix](https://leetcode.com/problems/spiral-matrix/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_54.java) | | 2 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | ## Zoho [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 4 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | | 2 | [K-diff Pairs in an Array](https://leetcode.com/problems/k-diff-pairs-in-an-array/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_532.java) | | 2 | [Best Time to Buy and Sell Stock](https://leetcode.com/problems/best-time-to-buy-and-sell-stock/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_121.java) | | 2 | [Longest Substring Without Repeating Characters](https://leetcode.com/problems/longest-substring-without-repeating-characters/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_3.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_3.cpp) | | 1 | [Sort Even and Odd Indices Independently](https://leetcode.com/problems/sort-even-and-odd-indices-independently/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2164.java) | ## Zomato [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 2 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | ## Zoom [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 4 | [Rotate String](https://leetcode.com/problems/rotate-string/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_796.java) | | 3 | [Fibonacci Number](https://leetcode.com/problems/fibonacci-number/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_509.java) | | 2 | [Best Time to Buy and Sell Stock](https://leetcode.com/problems/best-time-to-buy-and-sell-stock/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_121.java) | | 2 | [Reverse Nodes in k-Group](https://leetcode.com/problems/reverse-nodes-in-k-group/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_25.java) | | 2 | [Two Sum](https://leetcode.com/problems/two-sum/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_1.cpp), [Javascript](https://github.com/fishercoder1534/Leetcode/blob/master/javascript/_1.js) | ## Zopsmart [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------------------------------|:-------------|:-------------------------------------------------------------------------------------------------------------------| | 1 | [Reverse Nodes in Even Length Groups](https://leetcode.com/problems/reverse-nodes-in-even-length-groups/) | Medium | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2074.java) | ## eBay [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 4 | [Group Anagrams](https://leetcode.com/problems/group-anagrams/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_49.java) | | 3 | [Reorganize String](https://leetcode.com/problems/reorganize-string/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_767.java) | | 2 | [Rotating the Box](https://leetcode.com/problems/rotating-the-box/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1861.java) | | 2 | [Candy Crush](https://leetcode.com/problems/candy-crush/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_723.java) | | 2 | [Odd Even Linked List](https://leetcode.com/problems/odd-even-linked-list/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_328.java) | | 2 | [Implement Queue using Stacks](https://leetcode.com/problems/implement-queue-using-stacks/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_232.java) | | 2 | [Number of Islands](https://leetcode.com/problems/number-of-islands/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_200.java) | | 2 | [Longest Consecutive Sequence](https://leetcode.com/problems/longest-consecutive-sequence/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_128.java) | | 2 | [Best Time to Buy and Sell Stock](https://leetcode.com/problems/best-time-to-buy-and-sell-stock/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_121.java) | ## edabit [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 1 | [Calculate Money in Leetcode Bank](https://leetcode.com/problems/calculate-money-in-leetcode-bank/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1716.java) | ## instacart [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------------------------------------------------------------|:-------------|:-------------------------------------------------------------------------------------------------------------------| | 2 | [Check if Every Row and Column Contains All Numbers](https://leetcode.com/problems/check-if-every-row-and-column-contains-all-numbers/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2133.java) | ## payu [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------|:-------------|:---------------------------------------------------------------------------------------------------------------------| | 2 | [Jump Game II](https://leetcode.com/problems/jump-game-ii/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_45.java) | | 1 | [Count Operations to Obtain Zero](https://leetcode.com/problems/count-operations-to-obtain-zero/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2169.java) | ## peak6 [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 1 | [Coordinate With Maximum Network Quality](https://leetcode.com/problems/coordinate-with-maximum-network-quality/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1620.java) | ## persistent systems [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:----------------------------------------------------------------------------------------------------------|:-------------|:-------------------------------------------------------------------------------------------------------------------| | 1 | [Minimum Bit Flips to Convert Number](https://leetcode.com/problems/minimum-bit-flips-to-convert-number/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2220.java) | ## razorpay [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------|:-------------|:-------------------------------------------------------------------------------------------------------------------| | 1 | [Two Best Non-Overlapping Events](https://leetcode.com/problems/two-best-non-overlapping-events/) | Medium | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2054.java) | ## tcs [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------|:-------------|:-----------------------------------------------------------------------------------------------------------------------| | 4 | [Move Zeroes](https://leetcode.com/problems/move-zeroes/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_283.java) | | 3 | [Reverse String](https://leetcode.com/problems/reverse-string/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_344.java) | | 2 | [Contains Duplicate](https://leetcode.com/problems/contains-duplicate/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_217.java) | | 2 | [Rotate Array](https://leetcode.com/problems/rotate-array/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_189.java) | | 2 | [Best Time to Buy and Sell Stock](https://leetcode.com/problems/best-time-to-buy-and-sell-stock/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_121.java) | | 2 | [Valid Parentheses](https://leetcode.com/problems/valid-parentheses/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_20.java) | | 1 | [Maximum Ascending Subarray Sum](https://leetcode.com/problems/maximum-ascending-subarray-sum/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1800.java) | | 1 | [Palindrome Partitioning IV](https://leetcode.com/problems/palindrome-partitioning-iv/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1745.java) | ## tiktok [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:------------------------------------------------------------------------------------------------------------------|:-------------|:-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 13 | [Design a Stack With Increment Operation](https://leetcode.com/problems/design-a-stack-with-increment-operation/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1381.java) | | 10 | [Reformat Date](https://leetcode.com/problems/reformat-date/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_1507.java) | | 8 | [Maximum Swap](https://leetcode.com/problems/maximum-swap/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_670.java) | | 7 | [Course Schedule](https://leetcode.com/problems/course-schedule/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_207.java) | | 6 | [LRU Cache](https://leetcode.com/problems/lru-cache/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_146.java) | | 6 | [Split Array Largest Sum](https://leetcode.com/problems/split-array-largest-sum/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_410.java) | | 6 | [Number of Islands](https://leetcode.com/problems/number-of-islands/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_200.java) | | 6 | [Spiral Matrix II](https://leetcode.com/problems/spiral-matrix-ii/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_59.java) | | 6 | [Binary Tree Maximum Path Sum](https://leetcode.com/problems/binary-tree-maximum-path-sum/) | Hard | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_124.java) | | 5 | [Gas Station](https://leetcode.com/problems/gas-station/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_134.java) | | 5 | [Decode String](https://leetcode.com/problems/decode-string/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_394.java) | | 5 | [Subarray Sum Equals K](https://leetcode.com/problems/subarray-sum-equals-k/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_560.java) | | 5 | [Asteroid Collision](https://leetcode.com/problems/asteroid-collision/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_735.java) | | 5 | [Walls and Gates](https://leetcode.com/problems/walls-and-gates/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_286.java) | | 5 | [Roman to Integer](https://leetcode.com/problems/roman-to-integer) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_13.java) | | 4 | [Path Sum III](https://leetcode.com/problems/path-sum-iii/) | Easy | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_437.java) | | 4 | [Search in Rotated Sorted Array](https://leetcode.com/problems/search-in-rotated-sorted-array/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_33.java) | | 4 | [Count Complete Tree Nodes](https://leetcode.com/problems/count-complete-tree-nodes/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_222.java) | | 4 | [Evaluate Division](https://leetcode.com/problems/evaluate-division/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_399.java) | | 4 | [3Sum](https://leetcode.com/problems/3sum/) | Medium | [Solution](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_15.java), [C++](https://github.com/fishercoder1534/Leetcode/blob/master/cpp/_15.cpp) | ## zeta suite [[back to top]](#company-index) | Occurence | Problem | Difficulty | Solution | |------------:|:--------------------------------------------------------------------------------------------------------------------------|:-------------|:-------------------------------------------------------------------------------------------------------------------| | 1 | [Count Equal and Divisible Pairs in an Array](https://leetcode.com/problems/count-equal-and-divisible-pairs-in-an-array/) | Easy | [Java](https://github.com/fishercoder1534/Leetcode/blob/master/src/main/java/com/fishercoder/solutions/_2176.java) |