LeetCode
0x3f Basic Algorithms · 15 solved
| Problem | Solution | |||||
|---|---|---|---|---|---|---|
| 167 | Two Sum II - Input Array Is Sorted | Two PointersBinary Search | Medium | First pass | 08/12/2026 | — |
| 15 | 3Sum | Two PointersSorting | Medium | First pass | 08/05/2026 | — |
| 2824 | Count Pairs Whose Sum is Less than Target | Two PointersSorting | Easy | First pass | 07/16/2026 | — |
| 16 | 3Sum Closest | Two PointersSorting | Medium | First pass | 08/05/2026 | — |
| 18 | 4Sum | Two PointersSorting | Medium | First pass | 08/05/2026 | — |
| 611 | Valid Triangle Number | Two PointersSorting | Medium | First pass | 08/05/2026 | — |
| 11 | Container With Most Water | Two PointersGreedy | Medium | First pass | 08/05/2026 | — |
| 42 | Trapping Rain Water | Two PointersDynamic ProgrammingMonotonic Stack | Hard | First pass | 08/05/2026 | Solution ↗ |
| 125 | Valid Palindrome | Two PointersStringPalindrome | Easy | First pass | 08/09/2026 | Solution ↗ |
| 2105 | Watering Plants II | Two PointersArray | Medium | First pass | 08/09/2026 | — |
| 209 | Minimum Size Subarray Sum | Sliding WindowPrefix Sum | Medium | First pass | 08/10/2026 | — |
| 3 | Longest Substring Without Repeating Characters | Sliding WindowHash TableString | Medium | First pass | 08/10/2026 | — |
| 713 | Subarray Product Less Than K | Sliding Window | Medium | First pass | 08/10/2026 | Solution ↗ |
| 3090 | Maximum Length Substring With Two Occurrences | Sliding WindowHash TableString | Easy | First pass | 08/11/2026 | — |
| 2958 | Length of Longest Subarray With at Most K Frequency | Sliding WindowHash Table | Medium | First pass | 08/12/2026 | — |