| 3 | https://leetcode.com/problems/longest-substring-without-repeating-characters | Longest Substring Without Repeating Characters | Medium | 38.5% | 75.0% |
| 202 | https://leetcode.com/problems/happy-number | Happy Number | Easy | 59.2% | 100.0% |
| 498 | https://leetcode.com/problems/diagonal-traverse | Diagonal Traverse | Medium | 67.0% | 87.5% |
| 20 | https://leetcode.com/problems/valid-parentheses | Valid Parentheses | Easy | 43.7% | 75.0% |
| 53 | https://leetcode.com/problems/maximum-subarray | Maximum Subarray | Medium | 53.0% | 87.5% |
| 2642 | https://leetcode.com/problems/design-graph-with-shortest-path-calculator | Design Graph With Shortest Path Calculator | Hard | 64.8% | 75.0% |
| 155 | https://leetcode.com/problems/min-stack | Min Stack | Medium | 57.7% | 87.5% |
| 605 | https://leetcode.com/problems/can-place-flowers | Can Place Flowers | Easy | 29.0% | 75.0% |
| 31 | https://leetcode.com/problems/next-permutation | Next Permutation | Medium | 44.7% | 75.0% |
| 122 | https://leetcode.com/problems/best-time-to-buy-and-sell-stock-ii | Best Time to Buy and Sell Stock II | Medium | 70.7% | 75.0% |
| 32 | https://leetcode.com/problems/longest-valid-parentheses | Longest Valid Parentheses | Hard | 38.0% | 87.5% |
| 55 | https://leetcode.com/problems/jump-game | Jump Game | Medium | 40.5% | 75.0% |
| 287 | https://leetcode.com/problems/find-the-duplicate-number | Find the Duplicate Number | Medium | 64.0% | 75.0% |