| Longest Substring Without Repeating Characters | Medium | 38.5% | 100.0% |
| Valid Parentheses | Easy | 43.7% | 96.6% |
| Generate Parentheses | Medium | 78.3% | 90.6% |
| Number of Ways to Separate Numbers | Hard | 21.6% | 85.7% |
| Maximum Length Substring With Two Occurrences | Easy | 65.2% | 85.7% |
| Group Anagrams | Medium | 72.2% | 82.9% |
| Word Break | Medium | 49.1% | 82.9% |
| Maximum Distance Between Unequal Words in Array I | Easy | 82.5% | 79.8% |
| Longest Palindromic Substring | Medium | 37.4% | 72.1% |
| Zigzag Conversion | Medium | 53.6% | 67.2% |
| First Unique Character in a String | Easy | 65.1% | 67.2% |
| Permutation in String | Medium | 48.5% | 61.2% |
| Add Binary | Easy | 57.7% | 61.2% |
| Integer to Roman | Medium | 70.5% | 61.2% |
| Palindromic Substrings | Medium | 72.6% | 61.2% |
| Longest Common Prefix | Easy | 47.1% | 61.2% |
| Minimum Window Substring | Hard | 47.0% | 53.6% |
| Wildcard Matching | Hard | 31.4% | 53.6% |
| Minimum Remove to Make Valid Parentheses | Medium | 71.3% | 53.6% |
| Decode Ways | Medium | 37.6% | 53.6% |
| Remove All Adjacent Duplicates in String II | Medium | 60.9% | 53.6% |
| Remove K Digits | Medium | 36.4% | 53.6% |
| Next Greater Element III | Medium | 35.2% | 53.6% |
| Valid Palindrome | Easy | 52.8% | 53.6% |
| Word Search | Medium | 46.9% | 43.0% |
| Longest Common Subsequence | Medium | 58.9% | 43.0% |
| Basic Calculator II | Medium | 46.7% | 43.0% |
| Count Different Palindromic Subsequences | Hard | 47.5% | 43.0% |
| Remove Letter To Equalize Frequency | Easy | 19.2% | 43.0% |
| Roman to Integer | Easy | 66.3% | 43.0% |
| Edit Distance | Medium | 60.2% | 43.0% |
| Sort Characters By Frequency | Medium | 75.1% | 43.0% |
| Find All Anagrams in a String | Medium | 53.3% | 43.0% |
| Longest Substring with At Least K Repeating Characters | Medium | 46.1% | 43.0% |
| Reconstruct Itinerary | Hard | 44.3% | 43.0% |
| Decode String | Medium | 62.3% | 43.0% |
| Basic Calculator | Hard | 46.6% | 43.0% |
