| Count the Number of Infection Sequences | Hard | 37.2% | 100.0% | ArrayMathCombinatorics |
| Best Time to Buy and Sell Stock III | Hard | 53.2% | 77.5% | ArrayDynamic Programming |
| Trapping Rain Water | Hard | 66.8% | 77.5% | ArrayTwo PointersDynamic Programming+2 |
| Most Stones Removed with Same Row or Column | Medium | 62.7% | 70.5% | Hash TableDepth-First SearchUnion-Find+1 |
| Two Sum | Easy | 57.1% | 70.5% | ArrayHash Table |
| Split Array Largest Sum | Hard | 59.9% | 70.5% | ArrayBinary SearchDynamic Programming+2 |
| Maximum Subarray | Medium | 53.0% | 70.5% | ArrayDivide and ConquerDynamic Programming |
| Rotting Oranges | Medium | 58.2% | 70.5% | ArrayBreadth-First SearchMatrix |
| Longest String Chain | Medium | 62.8% | 70.5% | ArrayHash TableTwo Pointers+3 |
| Shortest Subarray to be Removed to Make Array Sorted | Medium | 51.3% | 60.5% | ArrayTwo PointersBinary Search+2 |
| Ways to Split Array Into Three Subarrays | Medium | 34.2% | 60.5% | ArrayTwo PointersBinary Search+1 |
| Meeting Rooms II | Medium | 52.6% | 60.5% | ArrayTwo PointersGreedy+3 |
| Find First and Last Position of Element in Sorted Array | Medium | 48.4% | 60.5% | ArrayBinary Search |
| Word Ladder | Hard | 44.9% | 60.5% | Hash TableStringBreadth-First Search |
| Product of the Last K Numbers | Medium | 62.9% | 60.5% | ArrayMathDesign+2 |
| Valid Parenthesis String | Medium | 39.8% | 60.5% | StringDynamic ProgrammingStack+1 |
| Daily Temperatures | Medium | 68.4% | 60.5% | ArrayStackMonotonic Stack |
| Subarray Product Less Than K | Medium | 53.9% | 60.5% | ArrayBinary SearchSliding Window+1 |
| Rank Teams by Votes | Medium | 60.0% | 60.5% | ArrayHash TableString+2 |
| Numbers With Same Consecutive Differences | Medium | 59.1% | 60.5% | BacktrackingBreadth-First Search |
| Longest Substring Without Repeating Characters | Medium | 38.5% | 60.5% | Hash TableStringSliding Window |
| Max Consecutive Ones III | Medium | 67.3% | 60.5% | ArrayBinary SearchSliding Window+1 |
| Find Median from Data Stream | Hard | 54.2% | 60.5% | Two PointersDesignSorting+2 |