| 1081 | https://leetcode.com/problems/smallest-subsequence-of-distinct-characters | Smallest Subsequence of Distinct Characters | Medium | 63.1% | 100.0% |
| 1209 | https://leetcode.com/problems/remove-all-adjacent-duplicates-in-string-ii | Remove All Adjacent Duplicates in String II | Medium | 60.9% | 100.0% |
| 316 | https://leetcode.com/problems/remove-duplicate-letters | Remove Duplicate Letters | Medium | 52.8% | 100.0% |
| 334 | https://leetcode.com/problems/increasing-triplet-subsequence | Increasing Triplet Subsequence | Medium | 39.2% | 62.5% |
| 217 | https://leetcode.com/problems/contains-duplicate | Contains Duplicate | Easy | 64.1% | 62.5% |
| 49 | https://leetcode.com/problems/group-anagrams | Group Anagrams | Medium | 72.2% | 75.0% |