| 3 | https://leetcode.com/problems/longest-substring-without-repeating-characters | Longest Substring Without Repeating Characters | Medium | 38.5% | 62.5% |
| 2264 | https://leetcode.com/problems/largest-3-same-digit-number-in-string | Largest 3-Same-Digit Number in String | Easy | 72.7% | 100.0% |
| 20 | https://leetcode.com/problems/valid-parentheses | Valid Parentheses | Easy | 43.7% | 75.0% |
| 3662 | https://leetcode.com/problems/filter-characters-by-frequency | Filter Characters by Frequency | Easy | 87.1% | 100.0% |
| 14 | https://leetcode.com/problems/longest-common-prefix | Longest Common Prefix | Easy | 47.1% | 62.5% |
| 5 | https://leetcode.com/problems/longest-palindromic-substring | Longest Palindromic Substring | Medium | 37.3% | 62.5% |