| 1 | https://leetcode.com/problems/two-sum | Two Sum | Easy | 57.1% | 87.5% |
| 2 | https://leetcode.com/problems/add-two-numbers | Add Two Numbers | Medium | 47.9% | 50.0% |
| 3 | https://leetcode.com/problems/longest-substring-without-repeating-characters | Longest Substring Without Repeating Characters | Medium | 38.5% | 75.0% |
| 4 | https://leetcode.com/problems/median-of-two-sorted-arrays | Median of Two Sorted Arrays | Hard | 45.9% | 62.5% |
| 5 | https://leetcode.com/problems/longest-palindromic-substring | Longest Palindromic Substring | Medium | 37.3% | 62.5% |
| 6 | https://leetcode.com/problems/zigzag-conversion | Zigzag Conversion | Medium | 53.5% | 37.5% |
| 7 | https://leetcode.com/problems/reverse-integer | Reverse Integer | Medium | 31.5% | 75.0% |
| 8 | https://leetcode.com/problems/string-to-integer-atoi | String to Integer (atoi) | Medium | 20.6% | 37.5% |
| 9 | https://leetcode.com/problems/palindrome-number | Palindrome Number | Easy | 60.2% | 25.0% |
| 10 | https://leetcode.com/problems/regular-expression-matching | Regular Expression Matching | Hard | 30.4% | 50.0% |
| 11 | https://leetcode.com/problems/container-with-most-water | Container With Most Water | Medium | 59.5% | 50.0% |
| 13 | https://leetcode.com/problems/roman-to-integer | Roman to Integer | Easy | 66.2% | 37.5% |
| 14 | https://leetcode.com/problems/longest-common-prefix | Longest Common Prefix | Easy | 47.1% | 75.0% |
| 15 | https://leetcode.com/problems/3sum | 3Sum | Medium | 38.6% | 50.0% |
| 17 | https://leetcode.com/problems/letter-combinations-of-a-phone-number | Letter Combinations of a Phone Number | Medium | 65.5% | 50.0% |
| 18 | https://leetcode.com/problems/4sum | 4Sum | Medium | 40.0% | 37.5% |
| 19 | https://leetcode.com/problems/remove-nth-node-from-end-of-list | Remove Nth Node From End of List | Medium | 51.0% | 50.0% |
| 20 | https://leetcode.com/problems/valid-parentheses | Valid Parentheses | Easy | 43.7% | 75.0% |
| 21 | https://leetcode.com/problems/merge-two-sorted-lists | Merge Two Sorted Lists | Easy | 67.9% | 62.5% |
| 22 | https://leetcode.com/problems/generate-parentheses | Generate Parentheses | Medium | 78.2% | 50.0% |
| 23 | https://leetcode.com/problems/merge-k-sorted-lists | Merge k Sorted Lists | Hard | 58.8% | 75.0% |
| 25 | https://leetcode.com/problems/reverse-nodes-in-k-group | Reverse Nodes in k-Group | Hard | 65.3% | 25.0% |
| 26 | https://leetcode.com/problems/remove-duplicates-from-sorted-array | Remove Duplicates from Sorted Array | Easy | 62.2% | 62.5% |
| 27 | https://leetcode.com/problems/remove-element | Remove Element | Easy | 61.3% | 25.0% |
| 28 | https://leetcode.com/problems/find-the-index-of-the-first-occurrence-in-a-string | Find the Index of the First Occurrence in a String | Easy | 46.2% | 62.5% |
| 29 | https://leetcode.com/problems/divide-two-integers | Divide Two Integers | Medium | 19.4% | 25.0% |
| 33 | https://leetcode.com/problems/search-in-rotated-sorted-array | Search in Rotated Sorted Array | Medium | 44.1% | 50.0% |
| 34 | https://leetcode.com/problems/find-first-and-last-position-of-element-in-sorted-array | Find First and Last Position of Element in Sorted Array | Medium | 48.3% | 62.5% |
| 35 | https://leetcode.com/problems/search-insert-position | Search Insert Position | Easy | 50.7% | 37.5% |
| 36 | https://leetcode.com/problems/valid-sudoku | Valid Sudoku | Medium | 64.1% | 75.0% |
| 39 | https://leetcode.com/problems/combination-sum | Combination Sum | Medium | 76.1% | 37.5% |
| 41 | https://leetcode.com/problems/first-missing-positive | First Missing Positive | Hard | 42.4% | 37.5% |
| 42 | https://leetcode.com/problems/trapping-rain-water | Trapping Rain Water | Hard | 66.8% | 75.0% |
| 44 | https://leetcode.com/problems/wildcard-matching | Wildcard Matching | Hard | 31.3% | 37.5% |
| 45 | https://leetcode.com/problems/jump-game-ii | Jump Game II | Medium | 42.4% | 25.0% |
| 46 | https://leetcode.com/problems/permutations | Permutations | Medium | 81.6% | 50.0% |
| 47 | https://leetcode.com/problems/permutations-ii | Permutations II | Medium | 62.9% | 37.5% |
| 48 | https://leetcode.com/problems/rotate-image | Rotate Image | Medium | 79.3% | 75.0% |
| 49 | https://leetcode.com/problems/group-anagrams | Group Anagrams | Medium | 72.2% | 75.0% |
| 51 | https://leetcode.com/problems/n-queens | N-Queens | Hard | 74.9% | 25.0% |
| 53 | https://leetcode.com/problems/maximum-subarray | Maximum Subarray | Medium | 53.0% | 75.0% |
| 54 | https://leetcode.com/problems/spiral-matrix | Spiral Matrix | Medium | 56.1% | 75.0% |
| 55 | https://leetcode.com/problems/jump-game | Jump Game | Medium | 40.5% | 50.0% |
| 56 | https://leetcode.com/problems/merge-intervals | Merge Intervals | Medium | 51.1% | 87.5% |
| 57 | https://leetcode.com/problems/insert-interval | Insert Interval | Medium | 44.7% | 50.0% |
| 58 | https://leetcode.com/problems/length-of-last-word | Length of Last Word | Easy | 58.3% | 25.0% |
| 61 | https://leetcode.com/problems/rotate-list | Rotate List | Medium | 41.2% | 25.0% |
| 67 | https://leetcode.com/problems/add-binary | Add Binary | Easy | 57.6% | 37.5% |
| 68 | https://leetcode.com/problems/text-justification | Text Justification | Hard | 50.4% | 37.5% |
| 69 | https://leetcode.com/problems/sqrtx | Sqrt(x) | Easy | 41.4% | 62.5% |
| 70 | https://leetcode.com/problems/climbing-stairs | Climbing Stairs | Easy | 53.9% | 62.5% |
| 71 | https://leetcode.com/problems/simplify-path | Simplify Path | Medium | 50.0% | 37.5% |
| 72 | https://leetcode.com/problems/edit-distance | Edit Distance | Medium | 60.1% | 25.0% |
| 73 | https://leetcode.com/problems/set-matrix-zeroes | Set Matrix Zeroes | Medium | 62.4% | 50.0% |
| 74 | https://leetcode.com/problems/search-a-2d-matrix | Search a 2D Matrix | Medium | 53.5% | 37.5% |
| 75 | https://leetcode.com/problems/sort-colors | Sort Colors | Medium | 69.1% | 37.5% |
| 76 | https://leetcode.com/problems/minimum-window-substring | Minimum Window Substring | Hard | 46.9% | 25.0% |
| 79 | https://leetcode.com/problems/word-search | Word Search | Medium | 46.8% | 50.0% |
| 84 | https://leetcode.com/problems/largest-rectangle-in-histogram | Largest Rectangle in Histogram | Hard | 49.3% | 25.0% |
| 85 | https://leetcode.com/problems/maximal-rectangle | Maximal Rectangle | Hard | 58.1% | 25.0% |
| 88 | https://leetcode.com/problems/merge-sorted-array | Merge Sorted Array | Easy | 54.4% | 62.5% |
| 90 | https://leetcode.com/problems/subsets-ii | Subsets II | Medium | 60.9% | 25.0% |
| 91 | https://leetcode.com/problems/decode-ways | Decode Ways | Medium | 37.6% | 25.0% |
| 92 | https://leetcode.com/problems/reverse-linked-list-ii | Reverse Linked List II | Medium | 51.0% | 50.0% |
| 97 | https://leetcode.com/problems/interleaving-string | Interleaving String | Medium | 43.5% | 37.5% |
| 98 | https://leetcode.com/problems/validate-binary-search-tree | Validate Binary Search Tree | Medium | 35.3% | 37.5% |
| 100 | https://leetcode.com/problems/same-tree | Same Tree | Easy | 66.6% | 25.0% |
| 101 | https://leetcode.com/problems/symmetric-tree | Symmetric Tree | Easy | 60.7% | 37.5% |
| 102 | https://leetcode.com/problems/binary-tree-level-order-traversal | Binary Tree Level Order Traversal | Medium | 72.2% | 62.5% |
| 104 | https://leetcode.com/problems/maximum-depth-of-binary-tree | Maximum Depth of Binary Tree | Easy | 77.9% | 50.0% |
| 110 | https://leetcode.com/problems/balanced-binary-tree | Balanced Binary Tree | Easy | 57.8% | 25.0% |
| 118 | https://leetcode.com/problems/pascals-triangle | Pascal's Triangle | Easy | 78.7% | 62.5% |
| 120 | https://leetcode.com/problems/triangle | Triangle | Medium | 59.8% | 25.0% |
| 121 | https://leetcode.com/problems/best-time-to-buy-and-sell-stock | Best Time to Buy and Sell Stock | Easy | 56.4% | 87.5% |
| 122 | https://leetcode.com/problems/best-time-to-buy-and-sell-stock-ii | Best Time to Buy and Sell Stock II | Medium | 70.7% | 62.5% |
| 123 | https://leetcode.com/problems/best-time-to-buy-and-sell-stock-iii | Best Time to Buy and Sell Stock III | Hard | 53.1% | 25.0% |
| 124 | https://leetcode.com/problems/binary-tree-maximum-path-sum | Binary Tree Maximum Path Sum | Hard | 42.0% | 37.5% |
| 125 | https://leetcode.com/problems/valid-palindrome | Valid Palindrome | Easy | 52.8% | 75.0% |
| 127 | https://leetcode.com/problems/word-ladder | Word Ladder | Hard | 44.9% | 62.5% |
| 128 | https://leetcode.com/problems/longest-consecutive-sequence | Longest Consecutive Sequence | Medium | 47.0% | 50.0% |
| 131 | https://leetcode.com/problems/palindrome-partitioning | Palindrome Partitioning | Medium | 73.7% | 25.0% |
| 134 | https://leetcode.com/problems/gas-station | Gas Station | Medium | 47.5% | 37.5% |
| 136 | https://leetcode.com/problems/single-number | Single Number | Easy | 77.3% | 25.0% |
| 138 | https://leetcode.com/problems/copy-list-with-random-pointer | Copy List with Random Pointer | Medium | 62.4% | 25.0% |
| 139 | https://leetcode.com/problems/word-break | Word Break | Medium | 49.1% | 62.5% |
| 143 | https://leetcode.com/problems/reorder-list | Reorder List | Medium | 64.6% | 37.5% |
| 146 | https://leetcode.com/problems/lru-cache | LRU Cache | Medium | 46.8% | 100.0% |
| 149 | https://leetcode.com/problems/max-points-on-a-line | Max Points on a Line | Hard | 30.2% | 62.5% |
| 150 | https://leetcode.com/problems/evaluate-reverse-polish-notation | Evaluate Reverse Polish Notation | Medium | 57.0% | 25.0% |
| 151 | https://leetcode.com/problems/reverse-words-in-a-string | Reverse Words in a String | Medium | 55.5% | 75.0% |
| 153 | https://leetcode.com/problems/find-minimum-in-rotated-sorted-array | Find Minimum in Rotated Sorted Array | Medium | 53.8% | 37.5% |
| 155 | https://leetcode.com/problems/min-stack | Min Stack | Medium | 57.7% | 62.5% |
| 160 | https://leetcode.com/problems/intersection-of-two-linked-lists | Intersection of Two Linked Lists | Easy | 63.2% | 25.0% |
| 162 | https://leetcode.com/problems/find-peak-element | Find Peak Element | Medium | 46.8% | 37.5% |
| 165 | https://leetcode.com/problems/compare-version-numbers | Compare Version Numbers | Medium | 46.1% | 62.5% |
| 167 | https://leetcode.com/problems/two-sum-ii-input-array-is-sorted | Two Sum II - Input Array Is Sorted | Medium | 64.6% | 50.0% |
| 169 | https://leetcode.com/problems/majority-element | Majority Element | Easy | 66.1% | 37.5% |
| 176 | https://leetcode.com/problems/second-highest-salary | Second Highest Salary | Medium | 46.3% | 25.0% |
| 179 | https://leetcode.com/problems/largest-number | Largest Number | Medium | 42.6% | 25.0% |
| 188 | https://leetcode.com/problems/best-time-to-buy-and-sell-stock-iv | Best Time to Buy and Sell Stock IV | Hard | 49.5% | 37.5% |
| 189 | https://leetcode.com/problems/rotate-array | Rotate Array | Medium | 44.4% | 75.0% |
| 190 | https://leetcode.com/problems/reverse-bits | Reverse Bits | Easy | 67.7% | 62.5% |
| 191 | https://leetcode.com/problems/number-of-1-bits | Number of 1 Bits | Easy | 76.3% | 62.5% |
| 198 | https://leetcode.com/problems/house-robber | House Robber | Medium | 52.9% | 37.5% |
| 200 | https://leetcode.com/problems/number-of-islands | Number of Islands | Medium | 63.8% | 87.5% |
| 202 | https://leetcode.com/problems/happy-number | Happy Number | Easy | 59.2% | 50.0% |
| 203 | https://leetcode.com/problems/remove-linked-list-elements | Remove Linked List Elements | Easy | 53.8% | 25.0% |
| 204 | https://leetcode.com/problems/count-primes | Count Primes | Medium | 35.7% | 25.0% |
| 205 | https://leetcode.com/problems/isomorphic-strings | Isomorphic Strings | Easy | 48.0% | 25.0% |
| 206 | https://leetcode.com/problems/reverse-linked-list | Reverse Linked List | Easy | 80.2% | 75.0% |
| 207 | https://leetcode.com/problems/course-schedule | Course Schedule | Medium | 50.8% | 75.0% |
| 208 | https://leetcode.com/problems/implement-trie-prefix-tree | Implement Trie (Prefix Tree) | Medium | 69.2% | 50.0% |
| 210 | https://leetcode.com/problems/course-schedule-ii | Course Schedule II | Medium | 55.0% | 62.5% |
| 213 | https://leetcode.com/problems/house-robber-ii | House Robber II | Medium | 44.6% | 37.5% |
| 215 | https://leetcode.com/problems/kth-largest-element-in-an-array | Kth Largest Element in an Array | Medium | 68.8% | 75.0% |
| 217 | https://leetcode.com/problems/contains-duplicate | Contains Duplicate | Easy | 64.1% | 37.5% |
| 218 | https://leetcode.com/problems/the-skyline-problem | The Skyline Problem | Hard | 45.0% | 37.5% |
| 219 | https://leetcode.com/problems/contains-duplicate-ii | Contains Duplicate II | Easy | 50.8% | 25.0% |
| 221 | https://leetcode.com/problems/maximal-square | Maximal Square | Medium | 50.0% | 50.0% |
| 224 | https://leetcode.com/problems/basic-calculator | Basic Calculator | Hard | 46.5% | 25.0% |
| 225 | https://leetcode.com/problems/implement-stack-using-queues | Implement Stack using Queues | Easy | 69.3% | 25.0% |
| 227 | https://leetcode.com/problems/basic-calculator-ii | Basic Calculator II | Medium | 46.6% | 50.0% |
| 231 | https://leetcode.com/problems/power-of-two | Power of Two | Easy | 49.8% | 25.0% |
| 232 | https://leetcode.com/problems/implement-queue-using-stacks | Implement Queue using Stacks | Easy | 69.3% | 50.0% |
| 234 | https://leetcode.com/problems/palindrome-linked-list | Palindrome Linked List | Easy | 57.4% | 25.0% |
| 235 | https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-search-tree | Lowest Common Ancestor of a Binary Search Tree | Medium | 70.0% | 25.0% |
| 236 | https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-tree | Lowest Common Ancestor of a Binary Tree | Medium | 68.7% | 62.5% |
| 237 | https://leetcode.com/problems/delete-node-in-a-linked-list | Delete Node in a Linked List | Medium | 83.6% | 50.0% |
| 238 | https://leetcode.com/problems/product-of-array-except-self | Product of Array Except Self | Medium | 68.6% | 75.0% |
| 239 | https://leetcode.com/problems/sliding-window-maximum | Sliding Window Maximum | Hard | 48.4% | 37.5% |
| 240 | https://leetcode.com/problems/search-a-2d-matrix-ii | Search a 2D Matrix II | Medium | 56.8% | 62.5% |
| 242 | https://leetcode.com/problems/valid-anagram | Valid Anagram | Easy | 67.8% | 62.5% |
| 252 | https://leetcode.com/problems/meeting-rooms | Meeting Rooms | Easy | 59.3% | 37.5% |
| 253 | https://leetcode.com/problems/meeting-rooms-ii | Meeting Rooms II | Medium | 52.5% | 62.5% |
| 257 | https://leetcode.com/problems/binary-tree-paths | Binary Tree Paths | Easy | 68.2% | 50.0% |
| 268 | https://leetcode.com/problems/missing-number | Missing Number | Easy | 71.6% | 37.5% |
| 273 | https://leetcode.com/problems/integer-to-english-words | Integer to English Words | Hard | 34.8% | 50.0% |
| 274 | https://leetcode.com/problems/h-index | H-Index | Medium | 41.1% | 37.5% |
| 278 | https://leetcode.com/problems/first-bad-version | First Bad Version | Easy | 46.8% | 25.0% |
| 283 | https://leetcode.com/problems/move-zeroes | Move Zeroes | Easy | 63.5% | 62.5% |
| 284 | https://leetcode.com/problems/peeking-iterator | Peeking Iterator | Medium | 61.2% | 62.5% |
| 287 | https://leetcode.com/problems/find-the-duplicate-number | Find the Duplicate Number | Medium | 64.0% | 25.0% |
| 290 | https://leetcode.com/problems/word-pattern | Word Pattern | Easy | 43.8% | 25.0% |
| 295 | https://leetcode.com/problems/find-median-from-data-stream | Find Median from Data Stream | Hard | 54.2% | 62.5% |
| 297 | https://leetcode.com/problems/serialize-and-deserialize-binary-tree | Serialize and Deserialize Binary Tree | Hard | 60.3% | 50.0% |
| 314 | https://leetcode.com/problems/binary-tree-vertical-order-traversal | Binary Tree Vertical Order Traversal | Medium | 57.7% | 25.0% |
| 322 | https://leetcode.com/problems/coin-change | Coin Change | Medium | 47.9% | 37.5% |
| 328 | https://leetcode.com/problems/odd-even-linked-list | Odd Even Linked List | Medium | 62.3% | 25.0% |
| 332 | https://leetcode.com/problems/reconstruct-itinerary | Reconstruct Itinerary | Hard | 44.3% | 25.0% |
| 339 | https://leetcode.com/problems/nested-list-weight-sum | Nested List Weight Sum | Medium | 85.9% | 25.0% |
| 341 | https://leetcode.com/problems/flatten-nested-list-iterator | Flatten Nested List Iterator | Medium | 65.6% | 50.0% |
| 344 | https://leetcode.com/problems/reverse-string | Reverse String | Easy | 80.5% | 50.0% |
| 345 | https://leetcode.com/problems/reverse-vowels-of-a-string | Reverse Vowels of a String | Easy | 60.6% | 25.0% |
| 347 | https://leetcode.com/problems/top-k-frequent-elements | Top K Frequent Elements | Medium | 65.8% | 75.0% |
| 348 | https://leetcode.com/problems/design-tic-tac-toe | Design Tic-Tac-Toe | Medium | 58.7% | 62.5% |
| 349 | https://leetcode.com/problems/intersection-of-two-arrays | Intersection of Two Arrays | Easy | 77.5% | 37.5% |
| 355 | https://leetcode.com/problems/design-twitter | Design Twitter | Medium | 44.2% | 25.0% |
| 362 | https://leetcode.com/problems/design-hit-counter | Design Hit Counter | Medium | 69.6% | 75.0% |
| 378 | https://leetcode.com/problems/kth-smallest-element-in-a-sorted-matrix | Kth Smallest Element in a Sorted Matrix | Medium | 64.4% | 37.5% |
| 380 | https://leetcode.com/problems/insert-delete-getrandom-o1 | Insert Delete GetRandom O(1) | Medium | 55.3% | 50.0% |
| 383 | https://leetcode.com/problems/ransom-note | Ransom Note | Easy | 65.6% | 62.5% |
| 387 | https://leetcode.com/problems/first-unique-character-in-a-string | First Unique Character in a String | Easy | 65.0% | 50.0% |
| 394 | https://leetcode.com/problems/decode-string | Decode String | Medium | 62.2% | 50.0% |
| 400 | https://leetcode.com/problems/nth-digit | Nth Digit | Medium | 37.1% | 25.0% |
| 412 | https://leetcode.com/problems/fizz-buzz | Fizz Buzz | Easy | 75.2% | 37.5% |
| 422 | https://leetcode.com/problems/valid-word-square | Valid Word Square | Easy | 42.8% | 25.0% |
| 424 | https://leetcode.com/problems/longest-repeating-character-replacement | Longest Repeating Character Replacement | Medium | 59.0% | 25.0% |
| 437 | https://leetcode.com/problems/path-sum-iii | Path Sum III | Medium | 46.3% | 25.0% |
| 438 | https://leetcode.com/problems/find-all-anagrams-in-a-string | Find All Anagrams in a String | Medium | 53.3% | 37.5% |
| 442 | https://leetcode.com/problems/find-all-duplicates-in-an-array | Find All Duplicates in an Array | Medium | 76.8% | 25.0% |
| 443 | https://leetcode.com/problems/string-compression | String Compression | Medium | 59.5% | 62.5% |
| 448 | https://leetcode.com/problems/find-all-numbers-disappeared-in-an-array | Find All Numbers Disappeared in an Array | Easy | 63.7% | 25.0% |
| 452 | https://leetcode.com/problems/minimum-number-of-arrows-to-burst-balloons | Minimum Number of Arrows to Burst Balloons | Medium | 61.2% | 25.0% |
| 460 | https://leetcode.com/problems/lfu-cache | LFU Cache | Hard | 48.6% | 37.5% |
| 463 | https://leetcode.com/problems/island-perimeter | Island Perimeter | Easy | 74.2% | 25.0% |
| 468 | https://leetcode.com/problems/validate-ip-address | Validate IP Address | Medium | 28.2% | 37.5% |
| 472 | https://leetcode.com/problems/concatenated-words | Concatenated Words | Hard | 49.7% | 25.0% |
| 485 | https://leetcode.com/problems/max-consecutive-ones | Max Consecutive Ones | Easy | 64.6% | 25.0% |
| 493 | https://leetcode.com/problems/reverse-pairs | Reverse Pairs | Hard | 33.7% | 25.0% |
| 496 | https://leetcode.com/problems/next-greater-element-i | Next Greater Element I | Easy | 75.7% | 25.0% |
| 503 | https://leetcode.com/problems/next-greater-element-ii | Next Greater Element II | Medium | 67.9% | 37.5% |
| 515 | https://leetcode.com/problems/find-largest-value-in-each-tree-row | Find Largest Value in Each Tree Row | Medium | 66.3% | 25.0% |
| 518 | https://leetcode.com/problems/coin-change-ii | Coin Change II | Medium | 60.5% | 25.0% |
| 523 | https://leetcode.com/problems/continuous-subarray-sum | Continuous Subarray Sum | Medium | 31.2% | 25.0% |
| 532 | https://leetcode.com/problems/k-diff-pairs-in-an-array | K-diff Pairs in an Array | Medium | 45.6% | 25.0% |
| 540 | https://leetcode.com/problems/single-element-in-a-sorted-array | Single Element in a Sorted Array | Medium | 59.2% | 25.0% |
| 542 | https://leetcode.com/problems/01-matrix | 01 Matrix | Medium | 53.3% | 25.0% |
| 543 | https://leetcode.com/problems/diameter-of-binary-tree | Diameter of Binary Tree | Easy | 65.0% | 37.5% |
| 560 | https://leetcode.com/problems/subarray-sum-equals-k | Subarray Sum Equals K | Medium | 46.8% | 62.5% |
| 561 | https://leetcode.com/problems/array-partition | Array Partition | Easy | 81.5% | 25.0% |
| 565 | https://leetcode.com/problems/array-nesting | Array Nesting | Medium | 56.5% | 50.0% |
| 605 | https://leetcode.com/problems/can-place-flowers | Can Place Flowers | Easy | 29.0% | 25.0% |
| 621 | https://leetcode.com/problems/task-scheduler | Task Scheduler | Medium | 62.6% | 50.0% |
| 628 | https://leetcode.com/problems/maximum-product-of-three-numbers | Maximum Product of Three Numbers | Easy | 45.7% | 37.5% |
| 633 | https://leetcode.com/problems/sum-of-square-numbers | Sum of Square Numbers | Medium | 36.7% | 25.0% |
| 642 | https://leetcode.com/problems/design-search-autocomplete-system | Design Search Autocomplete System | Hard | 49.7% | 25.0% |
| 647 | https://leetcode.com/problems/palindromic-substrings | Palindromic Substrings | Medium | 72.5% | 25.0% |
| 658 | https://leetcode.com/problems/find-k-closest-elements | Find K Closest Elements | Medium | 49.4% | 50.0% |
| 678 | https://leetcode.com/problems/valid-parenthesis-string | Valid Parenthesis String | Medium | 39.8% | 25.0% |
| 680 | https://leetcode.com/problems/valid-palindrome-ii | Valid Palindrome II | Easy | 44.0% | 37.5% |
| 692 | https://leetcode.com/problems/top-k-frequent-words | Top K Frequent Words | Medium | 60.0% | 25.0% |
| 713 | https://leetcode.com/problems/subarray-product-less-than-k | Subarray Product Less Than K | Medium | 53.9% | 62.5% |
| 714 | https://leetcode.com/problems/best-time-to-buy-and-sell-stock-with-transaction-fee | Best Time to Buy and Sell Stock with Transaction Fee | Medium | 71.7% | 50.0% |
| 721 | https://leetcode.com/problems/accounts-merge | Accounts Merge | Medium | 60.9% | 25.0% |
| 733 | https://leetcode.com/problems/flood-fill | Flood Fill | Easy | 67.8% | 50.0% |
| 735 | https://leetcode.com/problems/asteroid-collision | Asteroid Collision | Medium | 47.1% | 37.5% |
| 768 | https://leetcode.com/problems/max-chunks-to-make-sorted-ii | Max Chunks To Make Sorted II | Hard | 54.7% | 25.0% |
| 771 | https://leetcode.com/problems/jewels-and-stones | Jewels and Stones | Easy | 89.5% | 25.0% |
| 704 | https://leetcode.com/problems/binary-search | Binary Search | Easy | 60.5% | 37.5% |
| 787 | https://leetcode.com/problems/cheapest-flights-within-k-stops | Cheapest Flights Within K Stops | Medium | 41.4% | 37.5% |
| 791 | https://leetcode.com/problems/custom-sort-string | Custom Sort String | Medium | 72.3% | 25.0% |
| 706 | https://leetcode.com/problems/design-hashmap | Design HashMap | Easy | 66.4% | 62.5% |
| 622 | https://leetcode.com/problems/design-circular-queue | Design Circular Queue | Medium | 54.0% | 62.5% |
| 839 | https://leetcode.com/problems/similar-string-groups | Similar String Groups | Hard | 56.1% | 25.0% |
| 846 | https://leetcode.com/problems/hand-of-straights | Hand of Straights | Medium | 57.8% | 25.0% |
| 849 | https://leetcode.com/problems/maximize-distance-to-closest-person | Maximize Distance to Closest Person | Medium | 49.6% | 25.0% |
| 867 | https://leetcode.com/problems/transpose-matrix | Transpose Matrix | Easy | 75.9% | 25.0% |
| 875 | https://leetcode.com/problems/koko-eating-bananas | Koko Eating Bananas | Medium | 49.7% | 25.0% |
| 876 | https://leetcode.com/problems/middle-of-the-linked-list | Middle of the Linked List | Easy | 81.5% | 50.0% |
| 528 | https://leetcode.com/problems/random-pick-with-weight | Random Pick with Weight | Medium | 48.9% | 50.0% |
| 881 | https://leetcode.com/problems/boats-to-save-people | Boats to Save People | Medium | 61.4% | 25.0% |
| 885 | https://leetcode.com/problems/spiral-matrix-iii | Spiral Matrix III | Medium | 84.5% | 25.0% |
| 901 | https://leetcode.com/problems/online-stock-span | Online Stock Span | Medium | 68.7% | 25.0% |
| 905 | https://leetcode.com/problems/sort-array-by-parity | Sort Array By Parity | Easy | 76.5% | 25.0% |
| 907 | https://leetcode.com/problems/sum-of-subarray-minimums | Sum of Subarray Minimums | Medium | 38.3% | 25.0% |
| 909 | https://leetcode.com/problems/snakes-and-ladders | Snakes and Ladders | Medium | 48.0% | 37.5% |
| 934 | https://leetcode.com/problems/shortest-bridge | Shortest Bridge | Medium | 59.3% | 25.0% |
| 953 | https://leetcode.com/problems/verifying-an-alien-dictionary | Verifying an Alien Dictionary | Easy | 55.9% | 37.5% |
| 509 | https://leetcode.com/problems/fibonacci-number | Fibonacci Number | Easy | 73.9% | 50.0% |
| 973 | https://leetcode.com/problems/k-closest-points-to-origin | K Closest Points to Origin | Medium | 68.7% | 37.5% |
| 977 | https://leetcode.com/problems/squares-of-a-sorted-array | Squares of a Sorted Array | Easy | 73.6% | 25.0% |
| 981 | https://leetcode.com/problems/time-based-key-value-store | Time Based Key-Value Store | Medium | 49.7% | 62.5% |
| 994 | https://leetcode.com/problems/rotting-oranges | Rotting Oranges | Medium | 58.1% | 37.5% |
| 996 | https://leetcode.com/problems/number-of-squareful-arrays | Number of Squareful Arrays | Hard | 51.2% | 50.0% |
| 1004 | https://leetcode.com/problems/max-consecutive-ones-iii | Max Consecutive Ones III | Medium | 67.3% | 25.0% |
| 1010 | https://leetcode.com/problems/pairs-of-songs-with-total-durations-divisible-by-60 | Pairs of Songs With Total Durations Divisible by 60 | Medium | 53.4% | 25.0% |
| 1011 | https://leetcode.com/problems/capacity-to-ship-packages-within-d-days | Capacity To Ship Packages Within D Days | Medium | 73.5% | 25.0% |
| 1047 | https://leetcode.com/problems/remove-all-adjacent-duplicates-in-string | Remove All Adjacent Duplicates In String | Easy | 72.8% | 50.0% |
| 1146 | https://leetcode.com/problems/snapshot-array | Snapshot Array | Medium | 36.7% | 62.5% |
| 1148 | https://leetcode.com/problems/article-views-i | Article Views I | Easy | 76.7% | 25.0% |
| 1171 | https://leetcode.com/problems/remove-zero-sum-consecutive-nodes-from-linked-list | Remove Zero Sum Consecutive Nodes from Linked List | Medium | 53.1% | 25.0% |
| 1174 | https://leetcode.com/problems/immediate-food-delivery-ii | Immediate Food Delivery II | Medium | 55.6% | 25.0% |
| 1249 | https://leetcode.com/problems/minimum-remove-to-make-valid-parentheses | Minimum Remove to Make Valid Parentheses | Medium | 71.3% | 37.5% |
| 1251 | https://leetcode.com/problems/average-selling-price | Average Selling Price | Easy | 37.1% | 25.0% |
| 1268 | https://leetcode.com/problems/search-suggestions-system | Search Suggestions System | Medium | 65.2% | 25.0% |
| 1275 | https://leetcode.com/problems/find-winner-on-a-tic-tac-toe-game | Find Winner on a Tic Tac Toe Game | Easy | 54.5% | 50.0% |
| 1344 | https://leetcode.com/problems/angle-between-hands-of-a-clock | Angle Between Hands of a Clock | Medium | 64.4% | 25.0% |
| 1352 | https://leetcode.com/problems/product-of-the-last-k-numbers | Product of the Last K Numbers | Medium | 62.9% | 25.0% |
| 1552 | https://leetcode.com/problems/magnetic-force-between-two-balls | Magnetic Force Between Two Balls | Medium | 71.9% | 25.0% |
| 1570 | https://leetcode.com/problems/dot-product-of-two-sparse-vectors | Dot Product of Two Sparse Vectors | Medium | 89.9% | 37.5% |
| 1581 | https://leetcode.com/problems/customer-who-visited-but-did-not-make-any-transactions | Customer Who Visited but Did Not Make Any Transactions | Easy | 67.6% | 25.0% |
| 1657 | https://leetcode.com/problems/determine-if-two-strings-are-close | Determine if Two Strings Are Close | Medium | 54.2% | 25.0% |
| 1675 | https://leetcode.com/problems/minimize-deviation-in-array | Minimize Deviation in Array | Hard | 54.0% | 25.0% |
| 1768 | https://leetcode.com/problems/merge-strings-alternately | Merge Strings Alternately | Easy | 82.1% | 25.0% |
| 2023 | https://leetcode.com/problems/number-of-pairs-of-strings-with-concatenation-equal-to-target | Number of Pairs of Strings With Concatenation Equal to Target | Medium | 75.4% | 50.0% |
| 2104 | https://leetcode.com/problems/sum-of-subarray-ranges | Sum of Subarray Ranges | Medium | 60.7% | 25.0% |
| 2149 | https://leetcode.com/problems/rearrange-array-elements-by-sign | Rearrange Array Elements by Sign | Medium | 84.5% | 25.0% |
| 2351 | https://leetcode.com/problems/first-letter-to-appear-twice | First Letter to Appear Twice | Easy | 74.9% | 25.0% |
| 2397 | https://leetcode.com/problems/maximum-rows-covered-by-columns | Maximum Rows Covered by Columns | Medium | 57.7% | 50.0% |
| 2625 | https://leetcode.com/problems/flatten-deeply-nested-array | Flatten Deeply Nested Array | Medium | 65.5% | 25.0% |
| 2667 | https://leetcode.com/problems/create-hello-world-function | Create Hello World Function | Easy | 82.0% | 37.5% |
| 2958 | https://leetcode.com/problems/length-of-longest-subarray-with-at-most-k-frequency | Length of Longest Subarray With at Most K Frequency | Medium | 56.4% | 25.0% |
| 2972 | https://leetcode.com/problems/count-the-number-of-incremovable-subarrays-ii | Count the Number of Incremovable Subarrays II | Hard | 40.1% | 50.0% |
| 2970 | https://leetcode.com/problems/count-the-number-of-incremovable-subarrays-i | Count the Number of Incremovable Subarrays I | Easy | 56.2% | 50.0% |
| 3030 | https://leetcode.com/problems/find-the-grid-of-region-average | Find the Grid of Region Average | Medium | 43.2% | 50.0% |
| 3040 | https://leetcode.com/problems/maximum-number-of-operations-with-the-same-score-ii | Maximum Number of Operations With the Same Score II | Medium | 34.1% | 25.0% |
| 3074 | https://leetcode.com/problems/apple-redistribution-into-boxes | Apple Redistribution into Boxes | Easy | 78.4% | 37.5% |
| 228 | https://leetcode.com/problems/summary-ranges | Summary Ranges | Easy | 53.9% | 25.0% |
| 1245 | https://leetcode.com/problems/tree-diameter | Tree Diameter | Medium | 61.2% | 25.0% |
| 688 | https://leetcode.com/problems/knight-probability-in-chessboard | Knight Probability in Chessboard | Medium | 56.9% | 25.0% |
| 266 | https://leetcode.com/problems/palindrome-permutation | Palindrome Permutation | Easy | 68.6% | 25.0% |
| 317 | https://leetcode.com/problems/shortest-distance-from-all-buildings | Shortest Distance from All Buildings | Hard | 44.8% | 25.0% |
| 1242 | https://leetcode.com/problems/web-crawler-multithreaded | Web Crawler Multithreaded | Medium | 51.0% | 25.0% |
| 1650 | https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-tree-iii | Lowest Common Ancestor of a Binary Tree III | Medium | 82.9% | 37.5% |
| 291 | https://leetcode.com/problems/word-pattern-ii | Word Pattern II | Medium | 48.8% | 25.0% |
| 759 | https://leetcode.com/problems/employee-free-time | Employee Free Time | Hard | 72.8% | 25.0% |
| 769 | https://leetcode.com/problems/max-chunks-to-make-sorted | Max Chunks To Make Sorted | Medium | 64.1% | 25.0% |
| 3163 | https://leetcode.com/problems/string-compression-iii | String Compression III | Medium | 67.0% | 25.0% |
| 103 | https://leetcode.com/problems/binary-tree-zigzag-level-order-traversal | Binary Tree Zigzag Level Order Traversal | Medium | 63.1% | 25.0% |
| 895 | https://leetcode.com/problems/maximum-frequency-stack | Maximum Frequency Stack | Hard | 66.6% | 37.5% |
| 1041 | https://leetcode.com/problems/robot-bounded-in-circle | Robot Bounded In Circle | Medium | 56.4% | 25.0% |
| 2788 | https://leetcode.com/problems/split-strings-by-separator | Split Strings by Separator | Easy | 75.9% | 25.0% |
| 824 | https://leetcode.com/problems/goat-latin | Goat Latin | Easy | 69.9% | 25.0% |
| 1871 | https://leetcode.com/problems/jump-game-vii | Jump Game VII | Medium | 26.3% | 25.0% |
| 163 | https://leetcode.com/problems/missing-ranges | Missing Ranges | Easy | 35.5% | 25.0% |
| 2347 | https://leetcode.com/problems/best-poker-hand | Best Poker Hand | Easy | 61.6% | 25.0% |
| 843 | https://leetcode.com/problems/guess-the-word | Guess the Word | Hard | 36.9% | 25.0% |
| 480 | https://leetcode.com/problems/sliding-window-median | Sliding Window Median | Hard | 38.9% | 25.0% |
| 359 | https://leetcode.com/problems/logger-rate-limiter | Logger Rate Limiter | Easy | 76.8% | 25.0% |
| 3522 | https://leetcode.com/problems/calculate-score-after-performing-instructions | Calculate Score After Performing Instructions | Medium | 56.9% | 50.0% |
| 661 | https://leetcode.com/problems/image-smoother | Image Smoother | Easy | 69.1% | 25.0% |
| 1606 | https://leetcode.com/problems/find-servers-that-handled-most-number-of-requests | Find Servers That Handled Most Number of Requests | Hard | 45.2% | 50.0% |
| 855 | https://leetcode.com/problems/exam-room | Exam Room | Medium | 43.2% | 37.5% |
| 1197 | https://leetcode.com/problems/minimum-knight-moves | Minimum Knight Moves | Medium | 41.7% | 25.0% |
| 133 | https://leetcode.com/problems/clone-graph | Clone Graph | Medium | 64.7% | 25.0% |
| 126 | https://leetcode.com/problems/word-ladder-ii | Word Ladder II | Hard | 27.5% | 25.0% |
| 874 | https://leetcode.com/problems/walking-robot-simulation | Walking Robot Simulation | Medium | 58.4% | 25.0% |
| 340 | https://leetcode.com/problems/longest-substring-with-at-most-k-distinct-characters | Longest Substring with At Most K Distinct Characters | Medium | 49.9% | 25.0% |
| 724 | https://leetcode.com/problems/find-pivot-index | Find Pivot Index | Easy | 62.1% | 25.0% |
| 323 | https://leetcode.com/problems/number-of-connected-components-in-an-undirected-graph | Number of Connected Components in an Undirected Graph | Medium | 64.8% | 25.0% |
| 792 | https://leetcode.com/problems/number-of-matching-subsequences | Number of Matching Subsequences | Medium | 50.6% | 25.0% |
| 2591 | https://leetcode.com/problems/distribute-money-to-maximum-children | Distribute Money to Maximum Children | Easy | 20.4% | 37.5% |
| 269 | https://leetcode.com/problems/alien-dictionary | Alien Dictionary | Hard | 37.1% | 37.5% |
| 1213 | https://leetcode.com/problems/intersection-of-three-sorted-arrays | Intersection of Three Sorted Arrays | Easy | 80.0% | 25.0% |
| 157 | https://leetcode.com/problems/read-n-characters-given-read4 | Read N Characters Given Read4 | Easy | 42.5% | 25.0% |
| 1472 | https://leetcode.com/problems/design-browser-history | Design Browser History | Medium | 78.2% | 37.5% |
| 841 | https://leetcode.com/problems/keys-and-rooms | Keys and Rooms | Medium | 75.5% | 25.0% |
| 635 | https://leetcode.com/problems/design-log-storage-system | Design Log Storage System | Medium | 59.2% | 25.0% |
| 1168 | https://leetcode.com/problems/optimize-water-distribution-in-a-village | Optimize Water Distribution in a Village | Hard | 65.5% | 25.0% |
| 158 | https://leetcode.com/problems/read-n-characters-given-read4-ii-call-multiple-times | Read N Characters Given read4 II - Call Multiple Times | Hard | 43.2% | 25.0% |
| 1143 | https://leetcode.com/problems/longest-common-subsequence | Longest Common Subsequence | Medium | 58.9% | 25.0% |
| 3613 | https://leetcode.com/problems/minimize-maximum-component-cost | Minimize Maximum Component Cost | Medium | 43.4% | 25.0% |
| 199 | https://leetcode.com/problems/binary-tree-right-side-view | Binary Tree Right Side View | Medium | 69.5% | 25.0% |
| 211 | https://leetcode.com/problems/design-add-and-search-words-data-structure | Design Add and Search Words Data Structure | Medium | 48.1% | 37.5% |
| 112 | https://leetcode.com/problems/path-sum | Path Sum | Easy | 54.4% | 37.5% |
| 820 | https://leetcode.com/problems/short-encoding-of-words | Short Encoding of Words | Medium | 60.8% | 25.0% |
| 30 | https://leetcode.com/problems/substring-with-concatenation-of-all-words | Substring with Concatenation of All Words | Hard | 34.0% | 25.0% |
| 2065 | https://leetcode.com/problems/maximum-path-quality-of-a-graph | Maximum Path Quality of a Graph | Hard | 61.6% | 37.5% |
| 173 | https://leetcode.com/problems/binary-search-tree-iterator | Binary Search Tree Iterator | Medium | 76.1% | 25.0% |
| 243 | https://leetcode.com/problems/shortest-word-distance | Shortest Word Distance | Easy | 66.2% | 25.0% |
| 700 | https://leetcode.com/problems/search-in-a-binary-search-tree | Search in a Binary Search Tree | Easy | 82.5% | 25.0% |
| 309 | https://leetcode.com/problems/best-time-to-buy-and-sell-stock-with-cooldown | Best Time to Buy and Sell Stock with Cooldown | Medium | 61.7% | 25.0% |
| 108 | https://leetcode.com/problems/convert-sorted-array-to-binary-search-tree | Convert Sorted Array to Binary Search Tree | Easy | 75.2% | 37.5% |
| 1870 | https://leetcode.com/problems/minimum-speed-to-arrive-on-time | Minimum Speed to Arrive on Time | Medium | 47.7% | 25.0% |
| 37 | https://leetcode.com/problems/sudoku-solver | Sudoku Solver | Hard | 65.4% | 25.0% |
| 381 | https://leetcode.com/problems/insert-delete-getrandom-o1-duplicates-allowed | Insert Delete GetRandom O(1) - Duplicates allowed | Hard | 36.4% | 25.0% |
| 2150 | https://leetcode.com/problems/find-all-lonely-numbers-in-the-array | Find All Lonely Numbers in the Array | Medium | 62.7% | 25.0% |
| 731 | https://leetcode.com/problems/my-calendar-ii | My Calendar II | Medium | 62.9% | 25.0% |
| 2502 | https://leetcode.com/problems/design-memory-allocator | Design Memory Allocator | Medium | 49.7% | 25.0% |
| 797 | https://leetcode.com/problems/all-paths-from-source-to-target | All Paths From Source to Target | Medium | 83.5% | 25.0% |
| 986 | https://leetcode.com/problems/interval-list-intersections | Interval List Intersections | Medium | 72.9% | 25.0% |
| 1091 | https://leetcode.com/problems/shortest-path-in-binary-matrix | Shortest Path in Binary Matrix | Medium | 51.1% | 25.0% |
| 109 | https://leetcode.com/problems/convert-sorted-list-to-binary-search-tree | Convert Sorted List to Binary Search Tree | Medium | 65.9% | 25.0% |
| 698 | https://leetcode.com/problems/partition-to-k-equal-sum-subsets | Partition to K Equal Sum Subsets | Medium | 38.4% | 25.0% |
| 477 | https://leetcode.com/problems/total-hamming-distance | Total Hamming Distance | Medium | 54.6% | 25.0% |
| 1854 | https://leetcode.com/problems/maximum-population-year | Maximum Population Year | Easy | 63.6% | 25.0% |
| 1901 | https://leetcode.com/problems/find-a-peak-element-ii | Find a Peak Element II | Medium | 54.4% | 25.0% |
| 338 | https://leetcode.com/problems/counting-bits | Counting Bits | Easy | 80.4% | 25.0% |
| 737 | https://leetcode.com/problems/sentence-similarity-ii | Sentence Similarity II | Medium | 51.1% | 25.0% |
| 2435 | https://leetcode.com/problems/paths-in-matrix-whose-sum-is-divisible-by-k | Paths in Matrix Whose Sum Is Divisible by K | Hard | 58.7% | 25.0% |
| 329 | https://leetcode.com/problems/longest-increasing-path-in-a-matrix | Longest Increasing Path in a Matrix | Hard | 56.3% | 25.0% |
| 277 | https://leetcode.com/problems/find-the-celebrity | Find the Celebrity | Medium | 48.9% | 37.5% |
| 707 | https://leetcode.com/problems/design-linked-list | Design Linked List | Medium | 29.8% | 25.0% |
| 535 | https://leetcode.com/problems/encode-and-decode-tinyurl | Encode and Decode TinyURL | Medium | 86.6% | 25.0% |
| 365 | https://leetcode.com/problems/water-and-jug-problem | Water and Jug Problem | Medium | 44.8% | 25.0% |
| 24 | https://leetcode.com/problems/swap-nodes-in-pairs | Swap Nodes in Pairs | Medium | 68.9% | 25.0% |
| 209 | https://leetcode.com/problems/minimum-size-subarray-sum | Minimum Size Subarray Sum | Medium | 51.0% | 25.0% |
| 435 | https://leetcode.com/problems/non-overlapping-intervals | Non-overlapping Intervals | Medium | 56.7% | 25.0% |
| 490 | https://leetcode.com/problems/the-maze | The Maze | Medium | 60.3% | 25.0% |
| 933 | https://leetcode.com/problems/number-of-recent-calls | Number of Recent Calls | Easy | 78.1% | 25.0% |
| 399 | https://leetcode.com/problems/evaluate-division | Evaluate Division | Medium | 64.0% | 25.0% |
| 912 | https://leetcode.com/problems/sort-an-array | Sort an Array | Medium | 55.9% | 25.0% |
| 1087 | https://leetcode.com/problems/brace-expansion | Brace Expansion | Medium | 66.8% | 25.0% |
| 1045 | https://leetcode.com/problems/customers-who-bought-all-products | Customers Who Bought All Products | Medium | 63.7% | 25.0% |
| 455 | https://leetcode.com/problems/assign-cookies | Assign Cookies | Easy | 54.7% | 25.0% |
| 212 | https://leetcode.com/problems/word-search-ii | Word Search II | Hard | 38.1% | 25.0% |