| LRU Cache | Medium | 46.8% | 100.0% | Hash TableLinked ListDesign+1 |
| Alternating Digit Sum | Easy | 69.0% | 100.0% | Math |
| Remove One Element to Make the Array Strictly Increasing | Easy | 29.5% | 100.0% | Array |
| Partition Equal Subset Sum | Medium | 49.2% | 87.5% | ArrayDynamic Programming |
| Subtree of Another Tree | Easy | 51.2% | 87.5% | TreeDepth-First SearchString Matching+2 |
| Minimum Window Subsequence | Hard | 43.8% | 87.5% | |
| Binary Gap | Easy | 65.7% | 87.5% | Bit Manipulation |
| Design Skiplist | Hard | 59.1% | 87.5% | Linked ListDesign |
| Minimize Maximum Pair Sum in Array | Medium | 83.3% | 87.5% | ArrayTwo PointersGreedy+1 |
| Spiral Matrix | Medium | 56.1% | 87.5% | ArrayMatrixSimulation |
| Two Sum | Easy | 57.1% | 75.0% | ArrayHash Table |
| Longest Substring Without Repeating Characters | Medium | 38.5% | 75.0% | Hash TableStringSliding Window |
| Longest Palindromic Substring | Medium | 37.3% | 75.0% | Two PointersStringDynamic Programming |
| Valid Parentheses | Easy | 43.7% | 75.0% | StringStack |
| Group Anagrams | Medium | 72.2% | 75.0% | ArrayHash TableString+1 |
| Word Ladder | Hard | 44.9% | 75.0% | Hash TableStringBreadth-First Search |
| Number of Islands | Medium | 63.8% | 75.0% | ArrayDepth-First SearchBreadth-First Search+2 |
| Reconstruct Itinerary | Hard | 44.3% | 75.0% | ArrayStringDepth-First Search+4 |
| Open the Lock | Medium | 61.1% | 75.0% | ArrayHash TableString+1 |
| Course Schedule | Medium | 50.8% | 75.0% | Depth-First SearchBreadth-First SearchGraph Theory+1 |
| Binary Tree Cameras | Hard | 47.6% | 75.0% | Dynamic ProgrammingTreeDepth-First Search+1 |
| Matchsticks to Square | Medium | 41.6% | 75.0% | ArrayDynamic ProgrammingBacktracking+2 |
| Time Based Key-Value Store | Medium | 49.7% | 75.0% | Hash TableStringBinary Search+1 |
| Pow(x, n) | Medium | 38.2% | 75.0% | MathRecursion |
| Set Matrix Zeroes | Medium | 62.4% | 75.0% | ArrayHash TableMatrix |
| Top K Frequent Elements | Medium | 65.8% | 75.0% | ArrayHash TableDivide and Conquer+5 |
| Move Zeroes | Easy | 63.5% | 62.5% | ArrayTwo Pointers |
| Concatenated Words | Hard | 49.7% | 62.5% | ArrayStringDynamic Programming+3 |
| Rotting Oranges | Medium | 58.1% | 62.5% | ArrayBreadth-First SearchMatrix |
| Find Peak Element | Medium | 46.8% | 62.5% | ArrayBinary Search |
| Sort Colors | Medium | 69.1% | 62.5% | ArrayTwo PointersSorting |
| Sort Array By Parity | Easy | 76.5% | 62.5% | ArrayTwo PointersSorting |
| Interleaving String | Medium | 43.5% | 62.5% | StringDynamic Programming |
| Merge Intervals | Medium | 51.1% | 62.5% | ArraySorting |
| Restore the Array From Adjacent Pairs | Medium | 75.0% | 62.5% | ArrayHash TableDepth-First Search |
| Merge k Sorted Lists | Hard | 58.8% | 50.0% | Linked ListDivide and ConquerHeap (Priority Queue)+1 |
| Best Time to Buy and Sell Stock II | Medium | 70.7% | 50.0% | ArrayDynamic ProgrammingGreedy |
| Kth Largest Element in an Array | Medium | 68.8% | 50.0% | ArrayDivide and ConquerSorting+2 |
| Find Pivot Index | Easy | 62.1% | 50.0% | ArrayPrefix Sum |
| Reorganize String | Medium | 56.8% | 50.0% | Hash TableStringGreedy+3 |
| Design a Stack With Increment Operation | Medium | 79.9% | 50.0% | ArrayStackDesign |
| Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit | Medium | 57.3% | 50.0% | ArrayQueueSliding Window+3 |
| Integer to English Words | Hard | 34.8% | 50.0% | MathStringRecursion |
| Valid Palindrome II | Easy | 44.0% | 50.0% | Two PointersStringGreedy |
| Generate Parentheses | Medium | 78.2% | 50.0% | StringDynamic ProgrammingBacktracking |
| Nearest Exit from Entrance in Maze | Medium | 48.3% | 50.0% | ArrayBreadth-First SearchMatrix |
| Shortest Unsorted Continuous Subarray | Medium | 38.0% | 50.0% | ArrayTwo PointersStack+3 |
| Earliest Possible Day of Full Bloom | Hard | 71.2% | 50.0% | ArrayGreedySorting |
| Repeated Substring Pattern | Easy | 47.8% | 50.0% | StringString Matching |
| Walls and Gates | Medium | 63.8% | 50.0% | |
| Top K Frequent Words | Medium | 60.0% | 50.0% | ArrayHash TableString+5 |
| Maximal Square | Medium | 50.0% | 50.0% | ArrayDynamic ProgrammingMatrix |
| Palindrome Linked List | Easy | 57.4% | 50.0% | Linked ListTwo PointersStack+1 |
| Clone Graph | Medium | 64.7% | 50.0% | Hash TableDepth-First SearchBreadth-First Search+1 |
| Jump Game II | Medium | 42.5% | 50.0% | ArrayDynamic ProgrammingGreedy |
| Accounts Merge | Medium | 60.9% | 50.0% | ArrayHash TableString+4 |
| Meeting Rooms II | Medium | 52.5% | 50.0% | |
| Sudoku Solver | Hard | 65.4% | 50.0% | ArrayHash TableBacktracking+1 |
| Word Search | Medium | 46.8% | 50.0% | ArrayStringBacktracking+2 |
| 3Sum Closest | Medium | 48.0% | 50.0% | ArrayTwo PointersSorting |