{"id":20271709,"url":"https://github.com/rodneyshag/leetcode_solutions","last_synced_at":"2025-07-24T01:36:41.895Z","repository":{"id":123421799,"uuid":"185541614","full_name":"RodneyShag/LeetCode_solutions","owner":"RodneyShag","description":"203 efficient solutions to LeetCode problems","archived":false,"fork":false,"pushed_at":"2024-05-06T19:15:20.000Z","size":437,"stargazers_count":218,"open_issues_count":0,"forks_count":123,"subscribers_count":22,"default_branch":"master","last_synced_at":"2025-01-14T05:49:47.990Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":"","language":null,"has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/RodneyShag.png","metadata":{"files":{"readme":"readme.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2019-05-08T06:12:30.000Z","updated_at":"2024-12-18T03:24:05.000Z","dependencies_parsed_at":null,"dependency_job_id":"6f5316e1-405b-4543-b242-c4b75bd6c4fd","html_url":"https://github.com/RodneyShag/LeetCode_solutions","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/RodneyShag%2FLeetCode_solutions","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/RodneyShag%2FLeetCode_solutions/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/RodneyShag%2FLeetCode_solutions/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/RodneyShag%2FLeetCode_solutions/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/RodneyShag","download_url":"https://codeload.github.com/RodneyShag/LeetCode_solutions/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":241758964,"owners_count":20015251,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":[],"created_at":"2024-11-14T12:39:09.626Z","updated_at":"2025-03-04T00:05:24.549Z","avatar_url":"https://github.com/RodneyShag.png","language":null,"funding_links":[],"categories":[],"sub_categories":[],"readme":"\u003cp align=\"center\"\u003e\n  \u003ca href=\"https://leetcode.com/RodneyShag\"\u003e\n    \u003cimg height=80 src=\"https://leetcode.com/static/webpack_bundles/images/logo-dark.e99485d9b.svg\"\u003e\n  \u003c/a\u003e\n  \u003cbr\u003e203 efficient solutions to LeetCode problems\n  \u003cbr\u003e\u003cbr\u003e\n\u003c/p\u003e\n\n\n|   #  |                                                                     Question                                                                     |                                                                             Solution                                                                            | Difficulty |\n|:----:|:------------------------------------------------------------------------------------------------------------------------------------------------:|:---------------------------------------------------------------------------------------------------------------------------------------------------------------:|:----------:|\n|   1  | [Two Sum](https://leetcode.com/problems/two-sum)                                                                                                 | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Two%20Sum.md)                                                                 |    Easy    |\n|   2  | [Add Two Numbers](https://leetcode.com/problems/add-two-numbers)                                                                                 | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Add%20Two%20Numbers.md)                                                       |   Medium   |\n|   4  | [Median of Two Sorted Arrays](https://leetcode.com/problems/median-of-two-sorted-arrays)                                                         | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Median%20of%20Two%20Sorted%20Arrays.md)                                       |    Hard    |\n|   5  | [Longest Palindromic Substring](https://leetcode.com/problems/longest-palindromic-substring)                                                     | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Longest%20Palindromic%20Substring.md)                                         |   Medium   |\n|   7  | [Reverse Integer](https://leetcode.com/problems/reverse-integer)                                                                                 | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Reverse%20Integer.md)                                                         |    Easy    |\n|   9  | [Palindrome Number](https://leetcode.com/problems/palindrome-number)                                                                             | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Palindrome%20Number.md)                                                       |    Easy    |\n|  13  | [Roman to Integer](https://leetcode.com/problems/roman-to-integer)                                                                               | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Roman%20to%20Integer.md)                                                      |    Easy    |\n|  14  | [Longest Common Prefix](https://leetcode.com/problems/longest-common-prefix)                                                                     | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Longest%20Common%20Prefix.md)                                                 |    Easy    |\n|  15  | [3sum](https://leetcode.com/problems/3sum)                                                                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/3sum.md)                                                                      |   Medium   |\n|  16  | [3sum Closest](https://leetcode.com/problems/3sum-closest)                                                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/3sum%20Closest.md)                                                            |   Medium   |\n|  17  | [Letter Combinations of a Phone Number](https://leetcode.com/problems/letter-combinations-of-a-phone-number)                                     | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Letter%20Combinations%20of%20a%20Phone%20Number.md)                           |   Medium   |\n|  19  | [Remove Nth Node From End of List](https://leetcode.com/problems/remove-nth-node-from-end-of-list)                                               | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Remove%20Nth%20Node%20From%20End%20of%20List.md)                              |   Medium   |\n|  20  | [Valid Parentheses](https://leetcode.com/problems/valid-parentheses)                                                                             | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Valid%20Parentheses.md)                                                       |    Easy    |\n|  21  | [Merge Two Sorted Lists](https://leetcode.com/problems/merge-two-sorted-lists)                                                                   | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Merge%20Two%20Sorted%20Lists.md)                                              |    Easy    |\n|  22  | [Generate Parentheses](https://leetcode.com/problems/generate-parentheses)                                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Generate%20Parentheses.md)                                                    |   Medium   |\n|  23  | [Merge k Sorted Lists](https://leetcode.com/problems/merge-k-sorted-lists)                                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Merge%20k%20Sorted%20Lists.md)                                                |    Hard    |\n|  26  | [Remove Duplicates from Sorted Array](https://leetcode.com/problems/remove-duplicates-from-sorted-array)                                         | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Remove%20Duplicates%20from%20Sorted%20Array.md)                               |    Easy    |\n|  27  | [Remove Element](https://leetcode.com/problems/remove-element)                                                                                   | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Remove%20Element.md)                                                          |    Easy    |\n|  28  | [Implement strStr()](https://leetcode.com/problems/implement-strstr)                                                                             | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Implement%20strStr.md)                                                        |    Easy    |\n|  33  | [Search in Rotated Sorted Array](https://leetcode.com/problems/search-in-rotated-sorted-array)                                                   | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Search%20in%20Rotated%20Sorted%20Array.md)                                    |   Medium   |\n|  34  | [Find First and Last Position of Element in Sorted Array](https://leetcode.com/problems/find-first-and-last-position-of-element-in-sorted-array) | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Find%20First%20and%20Last%20Position%20of%20Element%20in%20Sorted%20Array.md) |   Medium   |\n|  35  | [Search Insert Position](https://leetcode.com/problems/search-insert-position)                                                                   | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Search%20Insert%20Position.md)                                                |    Easy    |\n|  38  | [Count and Say](https://leetcode.com/problems/count-and-say)                                                                                     | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Count%20and%20Say.md)                                                         |    Easy    |\n|  42  | [Trapping Rain Water](https://leetcode.com/problems/trapping-rain-water)                                                                         | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Trapping%20Rain%20Water.md)                                                   |    Hard    |\n|  46  | [Permutations](https://leetcode.com/problems/permutations)                                                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Permutations.md)                                                              |   Medium   |\n|  47  | [Permutations II](https://leetcode.com/problems/permutations-ii)                                                                                 | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Permutations%20II.md)                                                         |   Medium   |\n|  48  | [Rotate Image](https://leetcode.com/problems/rotate-image)                                                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Rotate%20Image.md)                                                            |   Medium   |\n|  49  | [Group Anagrams](https://leetcode.com/problems/group-anagrams)                                                                                   | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Group%20Anagrams.md)                                                          |   Medium   |\n|  51  | [N-Queens](https://leetcode.com/problems/n-queens)                                                                                               | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/N-Queens.md)                                                                  |    Hard    |\n|  52  | [N-Queens II](https://leetcode.com/problems/n-queens-ii)                                                                                         | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/N-Queens%20II.md)                                                             |    Hard    |\n|  53  | [Maximum Subarray](https://leetcode.com/problems/maximum-subarray)                                                                               | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Maximum%20Subarray.md)                                                        |    Easy    |\n|  55  | [Jump Game](https://leetcode.com/problems/jump-game)                                                                                             | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Jump%20Game.md)                                                               |   Medium   |\n|  58  | [Length of Last Word](https://leetcode.com/problems/length-of-last-word)                                                                         | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Length%20of%20Last%20Word.md)                                                 |    Easy    |\n|  62  | [Unique Paths](https://leetcode.com/problems/unique-paths)                                                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Unique%20Paths.md)                                                            |   Medium   |\n|  63  | [Unique Paths II](https://leetcode.com/problems/unique-paths-ii)                                                                                 | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Unique%20Paths%20II.md)                                                       |   Medium   |\n|  66  | [Plus One](https://leetcode.com/problems/plus-one)                                                                                               | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Plus%20One.md)                                                                |    Easy    |\n|  67  | [Add Binary](https://leetcode.com/problems/add-binary)                                                                                           | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Add%20Binary.md)                                                              |    Easy    |\n|  69  | [Sqrt(x)](https://leetcode.com/problems/sqrtx)                                                                                                   | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Sqrt(x).md)                                                                   |    Easy    |\n|  70  | [Climbing Stairs](https://leetcode.com/problems/climbing-stairs)                                                                                 | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Climbing%20Stairs.md)                                                         |    Easy    |\n|  73  | [Set Matrix Zeroes](https://leetcode.com/problems/set-matrix-zeroes)                                                                             | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Set%20Matrix%20Zeroes.md)                                                     |   Medium   |\n|  78  | [Subsets](https://leetcode.com/problems/subsets)                                                                                                 | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Subsets.md)                                                                   |   Medium   |\n|  80  | [Remove Duplicates from Sorted Array II](https://leetcode.com/problems/remove-duplicates-from-sorted-array-ii)                                   | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Remove%20Duplicates%20from%20Sorted%20Array%20II.md)                          |   Medium   |\n|  81  | [Search in Rotated Sorted Array II](https://leetcode.com/problems/search-in-rotated-sorted-array-ii)                                             | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Search%20in%20Rotated%20Sorted%20Array%20II.md)                               |   Medium   |\n|  82  | [Remove Duplicates from Sorted List II](https://leetcode.com/problems/remove-duplicates-from-sorted-list-ii)                                     | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Remove%20Duplicates%20from%20Sorted%20List%20II.md)                           |   Medium   |\n|  83  | [Remove Duplicates from Sorted List](https://leetcode.com/problems/remove-duplicates-from-sorted-list)                                           | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Remove%20Duplicates%20from%20Sorted%20List.md)                                |    Easy    |\n|  88  | [Merge Sorted Array](https://leetcode.com/problems/merge-sorted-array)                                                                           | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Merge%20Sorted%20Array.md)                                                    |    Easy    |\n|  90  | [Subsets II](https://leetcode.com/problems/subsets-ii)                                                                                           | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Subsets%20II.md)                                                              |   Medium   |\n|  92  | [Reverse Linked List II](https://leetcode.com/problems/reverse-linked-list-ii)                                                                   | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Reverse%20Linked%20List%20II.md)                                              |   Medium   |\n|  94  | [Binary Tree Inorder Traversal](https://leetcode.com/problems/binary-tree-inorder-traversal)                                                     | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Binary%20Tree%20Inorder%20Traversal.md)                                       |   Medium   |\n|  98  | [Validate Binary Search Tree](https://leetcode.com/problems/validate-binary-search-tree)                                                         | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Validate%20Binary%20Search%20Tree.md)                                         |   Medium   |\n|  100 | [Same Tree](https://leetcode.com/problems/same-tree)                                                                                             | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Same%20Tree.md)                                                               |    Easy    |\n|  101 | [Symmetric Tree](https://leetcode.com/problems/symmetric-tree)                                                                                   | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Symmetric%20Tree.md)                                                          |    Easy    |\n|  102 | [Binary Tree Level Order Traversal](https://leetcode.com/problems/binary-tree-level-order-traversal)                                             | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Binary%20Tree%20Level%20Order%20Traversal.md)                                 |   Medium   |\n|  104 | [Maximum Depth of Binary Tree](https://leetcode.com/problems/maximum-depth-of-binary-tree)                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Maximum%20Depth%20of%20Binary%20Tree.md)                                      |    Easy    |\n|  107 | [Binary Tree Level Order Traversal II](https://leetcode.com/problems/binary-tree-level-order-traversal-ii)                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Binary%20Tree%20Level%20Order%20Traversal%20II.md)                            |    Easy    |\n|  108 | [Convert Sorted Array to Binary Search Tree](https://leetcode.com/problems/convert-sorted-array-to-binary-search-tree)                           | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Convert%20Sorted%20Array%20to%20Binary%20Search%20Tree.md)                    |    Easy    |\n|  110 | [Balanced Binary Tree](https://leetcode.com/problems/balanced-binary-tree)                                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Balanced%20Binary%20Tree.md)                                                  |    Easy    |\n|  111 | [Minimum Depth of Binary Tree](https://leetcode.com/problems/minimum-depth-of-binary-tree)                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Minimum%20Depth%20of%20Binary%20Tree.md)                                      |    Easy    |\n|  118 | [Pascal's Triangle](https://leetcode.com/problems/pascals-triangle)                                                                              | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Pascal%27s%20Triangle.md)                                                     |    Easy    |\n|  119 | [Pascal's Triangle II](https://leetcode.com/problems/pascals-triangle-ii)                                                                        | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Pascal%27s%20Triangle%20II.md)                                                |    Easy    |\n|  121 | [Best Time to Buy and Sell Stock](https://leetcode.com/problems/best-time-to-buy-and-sell-stock)                                                 | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Best%20Time%20to%20Buy%20and%20Sell%20Stock.md)                               |    Easy    |\n|  122 | [Best Time to Buy and Sell Stock II](https://leetcode.com/problems/best-time-to-buy-and-sell-stock-ii)                                           | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Best%20Time%20to%20Buy%20and%20Sell%20Stock%20II.md)                          |    Easy    |\n|  125 | [Valid Palindrome](https://leetcode.com/problems/valid-palindrome)                                                                               | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Valid%20Palindrome.md)                                                        |    Easy    |\n|  127 | [Word Ladder](https://leetcode.com/problems/word-ladder)                                                                                         | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Word%20Ladder.md)                                                             |   Medium   |\n|  136 | [Single Number](https://leetcode.com/problems/single-number)                                                                                     | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Single%20Number.md)                                                           |    Easy    |\n|  139 | [Word Break](https://leetcode.com/problems/word-break)                                                                                           | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Word%20Break.md)                                                              |   Medium   |\n|  141 | [Linked List Cycle](https://leetcode.com/problems/linked-list-cycle)                                                                             | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Linked%20List%20Cycle.md)                                                     |    Easy    |\n|  142 | [Linked List Cycle II](https://leetcode.com/problems/linked-list-cycle-ii)                                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Linked%20List%20Cycle%20II.md)                                                |   Medium   |\n|  143 | [Reorder List](https://leetcode.com/problems/reorder-list)                                                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Reorder%20List.md)                                                            |   Medium   |\n|  144 | [Binary Tree Preorder Traversal](https://leetcode.com/problems/binary-tree-preorder-traversal)                                                   | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Binary%20Tree%20Preorder%20Traversal.md)                                      |   Medium   |\n|  145 | [Binary Tree Postorder Traversal](https://leetcode.com/problems/binary-tree-postorder-traversal)                                                 | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Binary%20Tree%20Postorder%20Traversal.md)                                     |    Hard    |\n|  146 | [LRU Cache](https://leetcode.com/problems/lru-cache)                                                                                             | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/LRU%20Cache.md)                                                               |   Medium   |\n|  148 | [Sort List](https://leetcode.com/problems/sort-list)                                                                                             | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Sort%20List.md)                                                               |   Medium   |\n|  149 | [Max Points on a Line](https://leetcode.com/problems/max-points-on-a-line)                                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Max%20Points%20on%20a%20Line.md)                                              |    Hard    |\n|  151 | [Reverse Words in a String](https://leetcode.com/problems/reverse-words-in-a-string)                                                             | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Reverse%20Words%20in%20a%20String.md)                                         |   Medium   |\n|  155 | [Min Stack](https://leetcode.com/problems/min-stack)                                                                                             | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Min%20Stack.md)                                                               |    Easy    |\n|  160 | [Intersection of Two linked Lists](https://leetcode.com/problems/intersection-of-two-linked-lists)                                               | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Intersection%20of%20Two%20linked%20Lists.md)                                  |    Easy    |\n|  162 | [Find Peak Element](https://leetcode.com/problems/find-peak-element)                                                                             | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Find%20Peak%20Element.md)                                                     |   Medium   |\n|  167 | [Two Sum II - Input array is sorted](https://leetcode.com/problems/two-sum-ii-input-array-is-sorted)                                             | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Two%20Sum%20II%20-%20Input%20array%20is%20sorted.md)                          |    Easy    |\n|  168 | [Excel Sheet Column Title](https://leetcode.com/problems/excel-sheet-column-title)                                                               | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Excel%20Sheet%20Column%20Title.md)                                            |    Easy    |\n|  169 | [Majority Element](https://leetcode.com/problems/majority-element)                                                                               | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Majority%20Element.md)                                                        |    Easy    |\n|  171 | [Excel Sheet Column Number](https://leetcode.com/problems/excel-sheet-column-number)                                                             | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Excel%20Sheet%20Column%20Number.md)                                           |    Easy    |\n|  172 | [Factorial Trailing Zeroes](https://leetcode.com/problems/factorial-trailing-zeroes)                                                             | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Factorial%20Trailing%20Zeroes.md)                                             |    Easy    |\n|  175 | [Combine Two Tables](https://leetcode.com/problems/combine-two-tables)                                                                           | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Combine%20Two%20Tables.md)                                                    |    Easy    |\n|  176 | [Second Highest Salary](https://leetcode.com/problems/second-highest-salary)                                                                     | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Second%20Highest%20Salary.md)                                                 |    Easy    |\n|  177 | [Nth Highest Salary](https://leetcode.com/problems/nth-highest-salary)                                                                           | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Nth%20Highest%20Salary.md)                                                    |   Medium   |\n|  178 | [Rank Scores](https://leetcode.com/problems/rank-scores)                                                                                         | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Rank%20Scores.md)                                                             |   Medium   |\n|  180 | [Consecutive Numbers](https://leetcode.com/problems/consecutive-numbers)                                                                         | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Consecutive%20Numbers.md)                                                     |   Medium   |\n|  181 | [Employees Earning More Than Their Managers](https://leetcode.com/problems/employees-earning-more-than-their-managers)                           | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Employees%20Earning%20More%20Than%20Their%20Managers.md)                      |    Easy    |\n|  182 | [Duplicate Emails](https://leetcode.com/problems/duplicate-emails)                                                                               | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Duplicate%20Emails.md)                                                        |    Easy    |\n|  183 | [Customers Who Never Order](https://leetcode.com/problems/customers-who-never-order)                                                             | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Customers%20Who%20Never%20Order.md)                                           |    Easy    |\n|  184 | [Department Highest Salary](https://leetcode.com/problems/department-highest-salary)                                                             | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Department%20Highest%20Salary.md)                                             |   Medium   |\n|  185 | [Department Top Three Salaries](https://leetcode.com/problems/department-top-three-salaries)                                                     | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Department%20Top%20Three%20Salaries.md)                                       |    Hard    |\n|  189 | [Rotate Array](https://leetcode.com/problems/rotate-array)                                                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Rotate%20Array.md)                                                            |    Easy    |\n|  190 | [Reverse Bits](https://leetcode.com/problems/reverse-bits)                                                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Reverse%20Bits.md)                                                            |    Easy    |\n|  191 | [Number of 1 Bits](https://leetcode.com/problems/number-of-1-bits)                                                                               | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Number%20of%201%20Bits.md)                                                    |    Easy    |\n|  196 | [Delete Duplicate Emails](https://leetcode.com/problems/delete-duplicate-emails)                                                                 | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Delete%20Duplicate%20Emails.md)                                               |    Easy    |\n|  197 | [Rising Temperature](https://leetcode.com/problems/rising-temperature)                                                                           | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Rising%20Temperature.md)                                                      |    Easy    |\n|  198 | [House Robber](https://leetcode.com/problems/house-robber)                                                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/House%20Robber.md)                                                            |    Easy    |\n|  200 | [Number of Islands](https://leetcode.com/problems/number-of-islands)                                                                             | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Number%20of%20Islands.md)                                                     |   Medium   |\n|  202 | [Happy Number](https://leetcode.com/problems/happy-number)                                                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Happy%20Number.md)                                                            |    Easy    |\n|  203 | [Remove Linked List Elements](https://leetcode.com/problems/remove-linked-list-elements)                                                         | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Remove%20Linked%20List%20Elements.md)                                         |    Easy    |\n|  204 | [Count Primes](https://leetcode.com/problems/count-primes)                                                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Count%20Primes.md)                                                            |    Easy    |\n|  206 | [Reverse Linked List](https://leetcode.com/problems/reverse-linked-list)                                                                         | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Reverse%20Linked%20List.md)                                                   |    Easy    |\n|  207 | [Course Schedule](https://leetcode.com/problems/course-schedule)                                                                                 | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Course%20Schedule.md)                                                         |   Medium   |\n|  208 | [Implement Trie (Prefix Tree)](https://leetcode.com/problems/implement-trie-prefix-tree)                                                         | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Implement%20Trie%20(Prefix%20Tree).md)                                        |   Medium   |\n|  210 | [Course Schedule II](https://leetcode.com/problems/course-schedule-ii)                                                                           | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Course%20Schedule%20II.md)                                                    |   Medium   |\n|  217 | [Contains Duplicate](https://leetcode.com/problems/contains-duplicate)                                                                           | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Contains%20Duplicate.md)                                                      |    Easy    |\n|  226 | [Invert Binary Tree](https://leetcode.com/problems/invert-binary-tree)                                                                           | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Invert%20Binary%20Tree.md)                                                    |    Easy    |\n|  231 | [Power of Two](https://leetcode.com/problems/power-of-two)                                                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Power%20of%20Two.md)                                                          |    Easy    |\n|  232 | [Implement Queue using Stacks](https://leetcode.com/problems/implement-queue-using-stacks)                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Implement%20Queue%20using%20Stacks.md)                                        |    Easy    |\n|  234 | [Palindrome Linked List](https://leetcode.com/problems/palindrome-linked-list)                                                                   | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Palindrome%20Linked%20List.md)                                                |    Easy    |\n|  235 | [Lowest Common Ancestor of a Binary Search Tree](https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-search-tree)                   | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Lowest%20Common%20Ancestor%20of%20a%20Binary%20Search%20Tree.md)              |    Easy    |\n|  236 | [Lowest Common Ancestor of a Binary Tree](https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-tree)                                 | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Lowest%20Common%20Ancestor%20of%20a%20Binary%20Tree.md)                       |   Medium   |\n|  237 | [Delete Node in a Linked List](https://leetcode.com/problems/delete-node-in-a-linked-list)                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Delete%20Node%20in%20a%20Linked%20List.md)                                    |    Easy    |\n|  238 | [Product of Array Except Self](https://leetcode.com/problems/product-of-array-except-self)                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Product%20of%20Array%20Except%20Self.md)                                      |   Medium   |\n|  239 | [Sliding Window Maximum](https://leetcode.com/problems/sliding-window-maximum)                                                                   | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Sliding%20Window%20Maximum.md)                                                |    Hard    |\n|  240 | [Search a 2D Matrix II](https://leetcode.com/problems/search-a-2d-matrix-ii)                                                                     | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Search%20a%202D%20Matrix%20II.md)                                             |   Medium   |\n|  242 | [Valid Anagram](https://leetcode.com/problems/valid-anagram)                                                                                     | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Valid%20Anagram.md)                                                           |    Easy    |\n|  262 | [Trips and Users](https://leetcode.com/problems/trips-and-users)                                                                                 | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Trips%20and%20Users.md)                                                       |    Hard    |\n|  263 | [Ugly Number](https://leetcode.com/problems/ugly-number)                                                                                         | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Ugly%20Number.md)                                                             |    Easy    |\n|  264 | [Ugly Number II](https://leetcode.com/problems/ugly-number-ii)                                                                                   | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Ugly%20Number%20II.md)                                                        |   Medium   |\n|  268 | [Missing Number](https://leetcode.com/problems/missing-number)                                                                                   | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Missing%20Number.md)                                                          |    Easy    |\n|  273 | [Integer to English Words](https://leetcode.com/problems/integer-to-english-words)                                                               | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Integer%20to%20English%20Words.md)                                            |    Hard    |\n|  278 | [First Bad Version](https://leetcode.com/problems/first-bad-version)                                                                             | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/First%20Bad%20Version.md)                                                     |    Easy    |\n|  283 | [Move Zeroes](https://leetcode.com/problems/move-zeroes)                                                                                         | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Move%20Zeroes.md)                                                             |    Easy    |\n|  290 | [Word Pattern](https://leetcode.com/problems/word-pattern)                                                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Word%20Pattern.md)                                                            |    Easy    |\n|  292 | [Nim Game](https://leetcode.com/problems/nim-game)                                                                                               | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Nim%20Game.md)                                                                |    Easy    |\n|  295 | [Find Median from Data Stream](https://leetcode.com/problems/find-median-from-data-stream)                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Find%20Median%20from%20Data%20Stream.md)                                      |    Hard    |\n|  300 | [Longest Increasing Subsequence](https://leetcode.com/problems/longest-increasing-subsequence)                                                   | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Longest%20Increasing%20Subsequence.md)                                        |   Medium   |\n|  303 | [Range Sum Query - Immutable](https://leetcode.com/problems/range-sum-query-immutable)                                                           | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Range%20Sum%20Query%20-%20Immutable.md)                                       |    Easy    |\n|  309 | [Best Time to Buy and Sell Stock with Cooldown](https://leetcode.com/problems/best-time-to-buy-and-sell-stock-with-cooldown)                     | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Best%20Time%20to%20Buy%20and%20Sell%20Stock%20with%20Cooldown.md)             |   Medium   |\n|  326 | [Power of Three](https://leetcode.com/problems/power-of-three)                                                                                   | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Power%20of%20Three.md)                                                        |    Easy    |\n|  328 | [Odd Even Linked List](https://leetcode.com/problems/odd-even-linked-list)                                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Odd%20Even%20Linked%20List.md)                                                |   Medium   |\n|  342 | [Power of Four](https://leetcode.com/problems/power-of-four)                                                                                     | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Power%20of%20Four.md)                                                         |    Easy    |\n|  344 | [Reverse String](https://leetcode.com/problems/reverse-string)                                                                                   | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Reverse%20String.md)                                                          |    Easy    |\n|  347 | [Top K Frequent Elements](https://leetcode.com/problems/top-k-frequent-elements)                                                                 | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Top%20K%20Frequent%20Elements.md)                                             |   Medium   |\n|  349 | [Intersection of Two Arrays](https://leetcode.com/problems/intersection-of-two-arrays)                                                           | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Intersection%20of%20Two%20Arrays.md)                                          |    Easy    |\n|  350 | [Intersection of Two Arrays II](https://leetcode.com/problems/intersection-of-two-arrays-ii)                                                     | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Intersection%20of%20Two%20Arrays%20II.md)                                     |    Easy    |\n|  354 | [Russian Doll Envelopes](https://leetcode.com/problems/russian-doll-envelopes)                                                                   | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Russian%20Doll%20Envelopes.md)                                                |    Hard    |\n|  367 | [Valid Perfect Square](https://leetcode.com/problems/valid-perfect-square)                                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Valid%20Perfect%20Square.md)                                                  |    Easy    |\n|  371 | [Sum of Two Integers](https://leetcode.com/problems/sum-of-two-integers)                                                                         | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Sum%20of%20Two%20Integers.md)                                                 |    Easy    |\n|  380 | [Insert Delete GetRandom O(1)](https://leetcode.com/problems/insert-delete-getrandom-o1)                                                         | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Insert%20Delete%20GetRandom%20O%281%29.md)                                    |   Medium   |\n|  381 | [Insert Delete GetRandom O(1) - Duplicates allowed](https://leetcode.com/problems/insert-delete-getrandom-o1-duplicates-allowed)                 | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Insert%20Delete%20GetRandom%20O%281%29%20-%20Duplicates%20allowed.md)         |    Hard    |\n|  383 | [Ransom Note](https://leetcode.com/problems/ransom-note)                                                                                         | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Ransom%20Note.md)                                                             |    Easy    |\n|  384 | [Shuffle an Array](https://leetcode.com/problems/shuffle-an-array)                                                                               | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Shuffle%20an%20Array.md)                                                      |   Medium   |\n|  387 | [First Unique Character in a String](https://leetcode.com/problems/first-unique-character-in-a-string)                                           | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/First%20Unique%20Character%20in%20a%20String.md)                              |    Easy    |\n|  389 | [Find the Difference](https://leetcode.com/problems/find-the-difference)                                                                         | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Find%20the%20Difference.md)                                                   |    Easy    |\n|  412 | [Fizz Buzz](https://leetcode.com/problems/fizz-buzz)                                                                                             | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Fizz%20Buzz.md)                                                               |    Easy    |\n|  414 | [Third Maximum Number](https://leetcode.com/problems/third-maximum-number)                                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Third%20Maximum%20Number.md)                                                  |    Easy    |\n|  429 | [N-ary Tree Level Order Traversal](https://leetcode.com/problems/n-ary-tree-level-order-traversal)                                               | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/N-ary%20Tree%20Level%20Order%20Traversal.md)                                  |    Easy    |\n|  437 | [Path Sum III](https://leetcode.com/problems/path-sum-iii)                                                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Path%20Sum%20III.md)                                                          |    Easy    |\n|  442 | [Find All Duplicates in an Array](https://leetcode.com/problems/find-all-duplicates-in-an-array)                                                 | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Find%20All%20Duplicates%20in%20an%20Array.md)                                 |   Medium   |\n|  443 | [String Compression](https://leetcode.com/problems/string-compression)                                                                           | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/String%20Compression.md)                                                      |    Easy    |\n|  445 | [Add Two Numbers II](https://leetcode.com/problems/add-two-numbers-ii)                                                                           | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Add%20Two%20Numbers%20II.md)                                                  |   Medium   |\n|  448 | [Find All Numbers Disappeared in an Array](https://leetcode.com/problems/find-all-numbers-disappeared-in-an-array)                               | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Find%20All%20Numbers%20Disappeared%20in%20an%20Array.md)                      |    Easy    |\n|  454 | [4Sum II](https://leetcode.com/problems/4sum-ii)                                                                                                 | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/4Sum%20II.md)                                                                 |   Medium   |\n|  461 | [Hamming Distance](https://leetcode.com/problems/hamming-distance)                                                                               | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Hamming%20Distance.md)                                                        |    Easy    |\n|  470 | [Implement Rand10() Using Rand7()](https://leetcode.com/problems/implement-rand10-using-rand7)                                                   | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Implement%20Rand10()%20Using%20Rand7().md)                                    |   Medium   |\n|  477 | [Total Hamming Distance](https://leetcode.com/problems/total-hamming-distance)                                                                   | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Total%20Hamming%20Distance.md)                                                |   Medium   |\n|  480 | [Sliding Window Median](https://leetcode.com/problems/sliding-window-median)                                                                     | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Sliding%20Window%20Median.md)                                                 |    Hard    |\n|  500 | [Keyboard Row](https://leetcode.com/problems/keyboard-row)                                                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Keyboard%20Row.md)                                                            |    Easy    |\n|  509 | [Fibonacci Number](https://leetcode.com/problems/fibonacci-number)                                                                               | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Fibonacci%20Number.md)                                                        |    Easy    |\n|  516 | [Longest Palindromic Subsequence](https://leetcode.com/problems/longest-palindromic-subsequence)                                                 | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Longest%20Palindromic%20Subsequence.md)                                       |   Medium   |\n|  518 | [Coin Change 2](https://leetcode.com/problems/coin-change-2)                                                                                     | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Coin%20Change%202.md)                                                         |   Medium   |\n|  520 | [Detect Capital](https://leetcode.com/problems/detect-capital)                                                                                   | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Detect%20Capital.md)                                                          |    Easy    |\n|  525 | [Contiguous Array](https://leetcode.com/problems/contiguous-array)                                                                               | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Contiguous%20Array.md)                                                        |   Medium   |\n|  543 | [Diameter of Binary Tree](https://leetcode.com/problems/diameter-of-binary-tree)                                                                 | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Diameter%20of%20Binary%20Tree.md)                                             |    Easy    |\n|  559 | [Maximum Depth of N-ary Tree](https://leetcode.com/problems/maximum-depth-of-n-ary-tree)                                                         | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Maximum%20Depth%20of%20N-ary%20Tree.md)                                       |    Easy    |\n|  560 | [Subarray Sum Equals K](https://leetcode.com/problems/subarray-sum-equals-k)                                                                     | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Subarray%20Sum%20Equals%20K.md)                                               |   Medium   |\n|  572 | [Subtree of Another Tree](https://leetcode.com/problems/subtree-of-another-tree)                                                                 | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Subtree%20of%20Another%20Tree.md)                                             |    Easy    |\n|  581 | [Shortest Unsorted Continuous Subarray](https://leetcode.com/problems/shortest-unsorted-continuous-subarray)                                     | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Shortest%20Unsorted%20Continuous%20Subarray.md)                               |    Easy    |\n|  589 | [N-ary Tree Preorder Traversal](https://leetcode.com/problems/n-ary-tree-preorder-traversal)                                                     | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/N-ary%20Tree%20Preorder%20Traversal.md)                                       |    Easy    |\n|  590 | [N-ary Tree Postorder Traversal](https://leetcode.com/problems/n-ary-tree-postorder-traversal)                                                   | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/N-ary%20Tree%20Postorder%20Traversal.md)                                      |    Easy    |\n|  595 | [Big Countries](https://leetcode.com/problems/big-countries)                                                                                     | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Big%20Countries.md)                                                           |    Easy    |\n|  596 | [Classes More Than 5 Students](https://leetcode.com/problems/classes-more-than-5-students)                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Classes%20More%20Than%205%20Students.md)                                      |    Easy    |\n|  601 | [Human Traffic of Stadium](https://leetcode.com/problems/human-traffic-of-stadium)                                                               | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Human%20Traffic%20of%20Stadium.md)                                            |    Hard    |\n|  617 | [Merge Two Binary Trees](https://leetcode.com/problems/merge-two-binary-trees)                                                                   | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Merge%20Two%20Binary%20Trees.md)                                              |    Easy    |\n|  620 | [Not Boring Movies](https://leetcode.com/problems/not-boring-movies)                                                                             | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Not%20Boring%20Movies.md)                                                     |    Easy    |\n|  626 | [Exchange Seats](https://leetcode.com/problems/exchange-seats)                                                                                   | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Exchange%20Seats.md)                                                          |   Medium   |\n|  627 | [Swap Salary](https://leetcode.com/problems/swap-salary)                                                                                         | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Swap%20Salary.md)                                                             |    Easy    |\n|  692 | [Top K Frequent Words](https://leetcode.com/problems/top-k-frequent-words)                                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Top%20K%20Frequent%20Words.md)                                                |   Medium   |\n|  695 | [Max Area of Island](https://leetcode.com/problems/max-area-of-island)                                                                           | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Max%20Area%20of%20Island.md)                                                  |   Medium   |\n|  703 | [Kth Largest Element in a Stream](https://leetcode.com/problems/kth-largest-element-in-a-stream)                                                 | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Kth%20Largest%20Element%20in%20a%20Stream.md)                                 |    Easy    |\n|  704 | [Binary Search](https://leetcode.com/problems/binary-search)                                                                                     | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Binary%20Search.md)                                                           |    Easy    |\n|  706 | [Design HashMap](https://leetcode.com/problems/design-hashmap)                                                                                   | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Design%20HashMap.md)                                                          |    Easy    |\n|  707 | [Design Linked List](https://leetcode.com/problems/design-linked-list)                                                                           | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Design%20Linked%20List.md)                                                    |    Easy    |\n|  709 | [To Lower Case](https://leetcode.com/problems/to-lower-case)                                                                                     | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/To%20Lower%20Case.md)                                                         |    Easy    |\n|  733 | [Flood Fill](https://leetcode.com/problems/flood-fill)                                                                                           | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Flood%20Fill.md)                                                              |    Easy    |\n|  771 | [Jewels and Stones](https://leetcode.com/problems/jewels-and-stones)                                                                             | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Jewels%20and%20Stones.md)                                                     |    Easy    |\n|  895 | [Maximum Frequency Stack](https://leetcode.com/problems/maximum-frequency-stack)                                                                 | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Maximum%20Frequency%20Stack.md)                                               |    Hard    |\n|  912 | [Sort an Array](https://leetcode.com/problems/sort-an-array)                                                                                     | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Sort%20an%20Array.md)                                                         |   Medium   |\n|  976 | [Largest Perimeter Triangle](https://leetcode.com/problems/largest-perimeter-triangle)                                                           | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Largest%20Perimeter%20Triangle.md)                                            |    Easy    |\n| 1010 | [Pairs of Songs With Total Durations Divisible by 60](https://leetcode.com/problems/pairs-of-songs-with-total-durations-divisible-by-60)         | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Pairs%20of%20Songs%20With%20Total%20Durations%20Divisible%20by%2060.md)       |    Easy    |\n| 1092 | [Shortest Common Supersequence](https://leetcode.com/problems/shortest-common-supersequence)                                                     | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Shortest%20Common%20Supersequence.md)                                         |    Hard    |\n| 1114 | [Print in Order](https://leetcode.com/problems/print-in-order)                                                                                   | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Print%20in%20Order.md)                                                        |    Easy    |\n| 1115 | [Print FooBar Alternately](https://leetcode.com/problems/print-foobar-alternately)                                                               | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Print%20FooBar%20Alternately.md)                                              |   Medium   |\n| 1116 | [Print Zero Even Odd](https://leetcode.com/problems/print-zero-even-odd)                                                                         | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Print%20Zero%20Even%20Odd.md)                                                 |   Medium   |\n| 1117 | [Building H2O](https://leetcode.com/problems/building-h2o)                                                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Building%20H2O.md)                                                            |   Medium   |\n| 1139 | [Largest 1-Bordered Square](https://leetcode.com/problems/largest-1-bordered-square)                                                             | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Largest%201-Bordered%20Square.md)                                             |   Medium   |\n| 1179 | [Reformat Department Table](https://leetcode.com/problems/reformat-department-table)                                                             | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Reformat%20Department%20Table.md)                                             |    Easy    |\n| 1195 | [Fizz Buzz Multithreaded](https://leetcode.com/problems/fizz-buzz-multithreaded)                                                                 | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Fizz%20Buzz%20Multithreaded.md)                                               |   Medium   |\n| 1207 | [Unique Number of Occurrences](https://leetcode.com/problems/unique-number-of-occurrences)                                                       | [Solution](https://github.com/RodneyShag/LeetCode_solutions/blob/master/Solutions/Unique%20Number%20of%20Occurrences.md)                                        |    Easy    |\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Frodneyshag%2Fleetcode_solutions","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Frodneyshag%2Fleetcode_solutions","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Frodneyshag%2Fleetcode_solutions/lists"}