| 647 | https://leetcode.com/problems/palindromic-substrings | Palindromic Substrings | Medium | 72.5% | 100.0% |
| 460 | https://leetcode.com/problems/lfu-cache | LFU Cache | Hard | 48.6% | 100.0% |
| 146 | https://leetcode.com/problems/lru-cache | LRU Cache | Medium | 46.8% | 100.0% |
| 3 | https://leetcode.com/problems/longest-substring-without-repeating-characters | Longest Substring Without Repeating Characters | Medium | 38.5% | 100.0% |
| 41 | https://leetcode.com/problems/first-missing-positive | First Missing Positive | Hard | 42.4% | 100.0% |
| 588 | https://leetcode.com/problems/design-in-memory-file-system | Design In-Memory File System | Hard | 48.4% | 100.0% |
| 23 | https://leetcode.com/problems/merge-k-sorted-lists | Merge k Sorted Lists | Hard | 58.8% | 100.0% |