| Reachable Nodes With Restrictions | Medium | 60.2% | 100.0% | ArrayHash TableTree+4 |
| Length of Longest Subarray With at Most K Frequency | Medium | 56.4% | 100.0% | ArrayHash TableSliding Window |
| Sum Of Special Evenly-Spaced Elements In Array | Hard | 49.9% | 100.0% | ArrayDynamic Programming |
| Longest Ideal Subsequence | Medium | 46.6% | 100.0% | Hash TableStringDynamic Programming |
| First Missing Positive | Hard | 42.5% | 94.4% | ArrayHash Table |
| Cheapest Flights Within K Stops | Medium | 41.4% | 82.7% | Dynamic ProgrammingDepth-First SearchBreadth-First Search+3 |
| Trapping Rain Water | Hard | 66.8% | 70.0% | ArrayTwo PointersDynamic Programming+2 |
| Jump Game | Medium | 40.5% | 70.0% | ArrayDynamic ProgrammingGreedy |
| Minimum Window Substring | Hard | 47.0% | 70.0% | Hash TableStringSliding Window |
| Merge Intervals | Medium | 51.2% | 70.0% | ArraySorting |
| Reverse Nodes in k-Group | Hard | 65.4% | 60.0% | Linked ListRecursion |
| Longest Valid Parentheses | Hard | 38.1% | 60.0% | StringDynamic ProgrammingStack |
| Word Search | Medium | 46.9% | 60.0% | ArrayStringBacktracking+2 |
| Longest Palindromic Substring | Medium | 37.4% | 60.0% | Two PointersStringDynamic Programming |
| Longest Substring Without Repeating Characters | Medium | 38.5% | 60.0% | Hash TableStringSliding Window |
| Find First and Last Position of Element in Sorted Array | Medium | 48.4% | 60.0% | ArrayBinary Search |
| Generate Parentheses | Medium | 78.3% | 60.0% | StringDynamic ProgrammingBacktracking |
| Increasing Triplet Subsequence | Medium | 39.2% | 60.0% | ArrayGreedy |
| Product of Array Except Self | Medium | 68.6% | 60.0% | ArrayPrefix Sum |
| Majority Element | Easy | 66.1% | 60.0% | ArrayHash TableDivide and Conquer+2 |
| Jump Game II | Medium | 42.5% | 60.0% | ArrayDynamic ProgrammingGreedy |
| Evaluate Division | Medium | 64.0% | 60.0% | ArrayStringDepth-First Search+4 |
| Search a 2D Matrix II | Medium | 56.9% | 60.0% | ArrayBinary SearchDivide and Conquer+1 |
| Regular Expression Matching | Hard | 30.5% | 60.0% | StringDynamic ProgrammingRecursion |
| Implement Trie (Prefix Tree) | Medium | 69.2% | 60.0% | Hash TableStringDesign+1 |
| Min Stack | Medium | 57.7% | 60.0% | StackDesign |
| Edit Distance | Medium | 60.2% | 60.0% | StringDynamic Programming |
| Sliding Window Maximum | Hard | 48.5% | 60.0% | ArrayQueueSliding Window+2 |
| Insert Delete GetRandom O(1) | Medium | 55.3% | 60.0% | ArrayHash TableMath+2 |