| Question Title | Acceptance | Question Level |
| 128. Longest Consecutive Sequence | 0.47 | Med. |
| 1. Two Sum | 0.569 | Easy |
| 3. Longest Substring Without Repeating Characters | 0.382 | Med. |
| 5. Longest Palindromic Substring | 0.371 | Med. |
| 133. Clone Graph | 0.644 | Med. |
| 261. Graph Valid Tree | 0.498 | Med. |
| 647. Palindromic Substrings | 0.724 | Med. |
| 11. Container With Most Water | 0.593 | Med. |
| 139. Word Break | 0.49 | Med. |
| 141. Linked List Cycle | 0.537 | Easy |
| 268. Missing Number | 0.714 | Easy |
| 15. 3Sum | 0.383 | Med. |
| 143. Reorder List | 0.643 | Med. |
| 269. Alien Dictionary | 0.37 | Hard |
| 271. Encode and Decode Strings | 0.51 | Med. |
| 19. Remove Nth Node From End of List | 0.507 | Med. |
| 20. Valid Parentheses | 0.435 | Easy |
| 21. Merge Two Sorted Lists | 0.678 | Easy |
| 23. Merge k Sorted Lists | 0.586 | Hard |
| 152. Maximum Product Subarray | 0.358 | Med. |
| 153. Find Minimum in Rotated Sorted Array | 0.536 | Med. |
| 33. Search in Rotated Sorted Array | 0.439 | Med. |
| 417. Pacific Atlantic Water Flow | 0.604 | Med. |
| 39. Combination Sum | 0.759 | Med. |
| 295. Find Median from Data Stream | 0.54 | Hard |
| 297. Serialize and Deserialize Binary Tree | 0.602 | Hard |
| 424. Longest Repeating Character Replacement | 0.588 | Med. |
| 300. Longest Increasing Subsequence | 0.589 | Med. |
| 48. Rotate Image | 0.791 | Med. |
| 49. Group Anagrams | 0.72 | Med. |
| 435. Non-overlapping Intervals | 0.565 | Med. |
| 53. Maximum Subarray | 0.528 | Med. |
| 54. Spiral Matrix | 0.558 | Med. |
| 55. Jump Game | 0.403 | Med. |
| 56. Merge Intervals | 0.509 | Med. |
| 57. Insert Interval | 0.446 | Med. |
| 572. Subtree of Another Tree | 0.511 | Easy |
| 62. Unique Paths | 0.665 | Med. |
| 190. Reverse Bits | 0.656 | Easy |
| 191. Number of 1 Bits | 0.761 | Easy |
| 322. Coin Change | 0.478 | Med. |
| 323. Number of Connected Components in an Undirected Graph | 0.647 | Med. |
| 70. Climbing Stairs | 0.539 | Easy |
| 198. House Robber | 0.528 | Med. |
| 200. Number of Islands | 0.636 | Med. |
| 73. Set Matrix Zeroes | 0.622 | Med. |
| 76. Minimum Window Substring | 0.467 | Hard |
| 206. Reverse Linked List | 0.801 | Easy |
| 79. Word Search | 0.466 | Med. |
| 207. Course Schedule | 0.506 | Med. |
| 208. Implement Trie (Prefix Tree) | 0.69 | Med. |
| 338. Counting Bits | 0.803 | Easy |
| 211. Design Add and Search Words Data Structure | 0.48 | Med. |
| 212. Word Search II | 0.38 | Hard |
| 213. House Robber II | 0.445 | Med. |
| 217. Contains Duplicate | 0.64 | Easy |
| 91. Decode Ways | 0.375 | Med. |
| 347. Top K Frequent Elements | 0.656 | Med. |
| 253. Meeting Rooms II | 0.525 | Med. |
| 98. Validate Binary Search Tree | 0.352 | Med. |
| 226. Invert Binary Tree | 0.797 | Easy |
| 100. Same Tree | 0.664 | Easy |
| 1143. Longest Common Subsequence | 0.588 | Med. |
| 102. Binary Tree Level Order Traversal | 0.72 | Med. |
| 230. Kth Smallest Element in a BST | 0.763 | Med. |
| 104. Maximum Depth of Binary Tree | 0.778 | Easy |
| 105. Construct Binary Tree from Preorder and Inorder Traversal | 0.682 | Med. |
| 235. Lowest Common Ancestor of a Binary Search Tree | 0.698 | Med. |
| 238. Product of Array Except Self | 0.685 | Med. |
| 242. Valid Anagram | 0.676 | Easy |
| 371. Sum of Two Integers | 0.548 | Med. |
| 252. Meeting Rooms | 0.593 | Easy |
| 121. Best Time to Buy and Sell Stock | 0.562 | Easy |
| 124. Binary Tree Maximum Path Sum | 0.419 | Hard |
| 125. Valid Palindrome | 0.525 | Easy |
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