| Longest Substring Without Repeating Characters | Medium | 38.5% | 79.4% |
| Add Two Numbers | Medium | 48.0% | 78.3% |
| Longest Palindromic Substring | Medium | 37.4% | 75.8% |
| Single Element in a Sorted Array | Medium | 59.2% | 73.8% |
| Merge Intervals | Medium | 51.2% | 73.8% |
| 3Sum | Medium | 38.6% | 72.9% |
| Maximum Subarray | Medium | 53.0% | 72.9% |
| Group Anagrams | Medium | 72.2% | 69.8% |
| Search in Rotated Sorted Array | Medium | 44.1% | 68.5% |
| Spiral Matrix | Medium | 56.2% | 68.3% |
| Container With Most Water | Medium | 59.6% | 67.7% |
| Rotate Image | Medium | 79.4% | 67.7% |
| Sort Colors | Medium | 69.2% | 65.8% |
| Set Matrix Zeroes | Medium | 62.5% | 62.9% |
| Reverse Integer | Medium | 31.5% | 62.5% |
| Letter Combinations of a Phone Number | Medium | 65.5% | 62.5% |
| Number of Islands | Medium | 63.8% | 61.9% |
| Word Search | Medium | 46.9% | 60.6% |
| Generate Parentheses | Medium | 78.3% | 60.2% |
| Find Peak Element | Medium | 46.8% | 59.7% |
| Minimum Size Subarray Sum | Medium | 51.1% | 59.7% |
| Jump Game | Medium | 40.5% | 59.4% |
| Next Permutation | Medium | 44.8% | 59.0% |
| Minimum Path Sum | Medium | 67.8% | 58.1% |
| Binary Tree Zigzag Level Order Traversal | Medium | 63.2% | 57.6% |
| Rotate Array | Medium | 44.5% | 55.8% |
| String to Integer (atoi) | Medium | 20.6% | 55.6% |
| Validate Binary Search Tree | Medium | 35.4% | 55.6% |
| Find First and Last Position of Element in Sorted Array | Medium | 48.4% | 54.6% |
| Combination Sum | Medium | 76.1% | 54.6% |
| Jump Game II | Medium | 42.5% | 54.0% |
| Permutations | Medium | 81.7% | 54.0% |
| Unique Paths | Medium | 66.6% | 52.8% |
| Swap Nodes in Pairs | Medium | 69.0% | 52.8% |
| Reverse Words in a String | Medium | 55.6% | 52.4% |
| Pow(x, n) | Medium | 38.3% | 52.2% |
| Integer to Roman | Medium | 70.5% | 52.2% |
| Subsets | Medium | 82.1% | 52.2% |
| 4Sum | Medium | 40.0% | 52.2% |
| Binary Tree Level Order Traversal | Medium | 72.2% | 50.9% |
| Search a 2D Matrix | Medium | 53.6% | 50.9% |
| Gas Station | Medium | 47.5% | 50.3% |
| Subarray Sum Equals K | Medium | 46.8% | 50.3% |
| Minimum Operations to Reduce an Integer to 0 | Medium | 61.1% | 50.3% |
| Frequency of the Most Frequent Element | Medium | 44.6% | 50.3% |
| Find Minimum in Rotated Sorted Array | Medium | 53.8% | 50.3% |
| Longest Substring with At Most K Distinct Characters | Medium | 49.9% | 50.3% |
| Longest Consecutive Sequence | Medium | 47.0% | 50.3% |
| Zero Array Transformation III | Medium | 54.9% | 50.3% |
| Transform Array to All Equal Elements | Medium | 33.0% | 50.3% |
| LRU Cache | Medium | 46.8% | 50.3% |
| Valid Sudoku | Medium | 64.2% | 50.2% |
| Edit Distance | Medium | 60.2% | 49.5% |
| Remove Nth Node From End of List | Medium | 51.0% | 49.5% |
| Divide Two Integers | Medium | 19.4% | 49.5% |
| Simplify Path | Medium | 50.0% | 49.5% |
| Restore IP Addresses | Medium | 55.3% | 48.8% |
| Construct Binary Tree from Preorder and Inorder Traversal | Medium | 68.4% | 47.7% |
| Koko Eating Bananas | Medium | 49.7% | 47.2% |
| Memoize | Medium | 64.8% | 47.2% |
| Decode Ways | Medium | 37.6% | 45.5% |
| Course Schedule II | Medium | 55.0% | 44.1% |
| Meeting Rooms II | Medium | 52.6% | 44.1% |
| Zigzag Conversion | Medium | 53.6% | 43.6% |
| Reverse Linked List II | Medium | 51.0% | 43.6% |
| Permutations II | Medium | 63.0% | 43.6% |
| Design Tic-Tac-Toe | Medium | 58.7% | 41.2% |
| House Robber | Medium | 52.9% | 41.2% |
| Product of Array Except Self | Medium | 68.6% | 41.2% |
| Online Stock Span | Medium | 68.7% | 41.2% |
| Kth Largest Element in an Array | Medium | 68.8% | 41.2% |
| Course Schedule | Medium | 50.8% | 41.2% |
| Word Break | Medium | 49.1% | 41.2% |
| Rotting Oranges | Medium | 58.2% | 40.4% |
| Search in Rotated Sorted Array II | Medium | 39.8% | 39.0% |
| Combination Sum II | Medium | 59.0% | 37.7% |
| Multiply Strings | Medium | 43.6% | 37.7% |
| Insert Interval | Medium | 44.8% | 37.7% |
| Remove Duplicates from Sorted Array II | Medium | 64.3% | 37.7% |
| Spiral Matrix II | Medium | 74.7% | 37.7% |
| Recover Binary Search Tree | Medium | 58.8% | 36.2% |
| Rotate List | Medium | 41.2% | 36.2% |
| Subsets II | Medium | 60.9% | 36.2% |
| Interleaving String | Medium | 43.5% | 36.2% |
| Encode and Decode Strings | Medium | 51.2% | 36.0% |
| Lowest Common Ancestor of a Binary Tree | Medium | 68.8% | 36.0% |
| Remove Duplicates from Sorted List II | Medium | 51.3% | 34.7% |
| Search a 2D Matrix II | Medium | 56.9% | 32.8% |
| Partition Equal Subset Sum | Medium | 49.2% | 32.8% |
| Min Stack | Medium | 57.7% | 32.8% |
| Increasing Triplet Subsequence | Medium | 39.2% | 32.8% |
| Single-Threaded CPU | Medium | 47.4% | 32.8% |
| Maximum Value of an Ordered Triplet II | Medium | 56.4% | 32.8% |
| Daily Temperatures | Medium | 68.4% | 32.8% |
| Lowest Common Ancestor of a Binary Search Tree | Medium | 70.1% | 32.8% |
| Construct Binary Tree from Inorder and Postorder Traversal | Medium | 68.1% | 32.8% |
| Combinations | Medium | 74.2% | 31.1% |
| Count and Say | Medium | 62.3% | 31.1% |
| 3Sum Closest | Medium | 48.1% | 31.1% |
| Copy List with Random Pointer | Medium | 62.4% | 30.3% |
| Max Consecutive Ones III | Medium | 67.3% | 30.3% |
| Evaluate Reverse Polish Notation | Medium | 57.1% | 30.3% |
| Convert Sorted List to Binary Search Tree | Medium | 66.0% | 24.5% |
| Partition List | Medium | 60.6% | 24.1% |
| Unique Paths II | Medium | 44.2% | 24.1% |
| Two Sum II - Input Array Is Sorted | Medium | 64.6% | 22.6% |
| Best Time to Buy and Sell Stock II | Medium | 70.8% | 22.6% |
| Unique Binary Search Trees | Medium | 63.3% | 21.0% |
| Unique Binary Search Trees II | Medium | 62.0% | 13.2% |
