| Sudoku Solver | Hard | 65.4% | 87.5% |
| Wildcard Matching | Hard | 31.3% | 87.5% |
| Minimum Window Substring | Hard | 46.9% | 87.5% |
| Word Ladder | Hard | 44.9% | 87.5% |
| Word Break II | Hard | 55.1% | 87.5% |
| Alien Dictionary | Hard | 37.1% | 87.5% |
| Burst Balloons | Hard | 62.9% | 87.5% |
| Frog Jump | Hard | 47.1% | 87.5% |
| Word Abbreviation | Hard | 62.7% | 87.5% |
| Least Operators to Express Number | Hard | 48.6% | 87.5% |
| Making A Large Island | Hard | 56.3% | 87.5% |
| Bus Routes | Hard | 47.1% | 87.5% |
| Bricks Falling When Hit | Hard | 36.9% | 87.5% |
| Best Time to Buy and Sell Stock III | Hard | 53.1% | 62.5% |
| Basic Calculator III | Hard | 53.1% | 62.5% |
| Best Meeting Point | Hard | 61.4% | 62.5% |
| Median of Two Sorted Arrays | Hard | 45.9% | 50.0% |
| Shortest Path in a Grid with Obstacles Elimination | Hard | 46.1% | 50.0% |
| Design a Text Editor | Hard | 49.9% | 50.0% |
| Minimum Time to Complete All Tasks | Hard | 39.6% | 50.0% |
| Word Search II | Hard | 38.1% | 50.0% |
| LFU Cache | Hard | 48.6% | 50.0% |
| Reaching Points | Hard | 34.2% | 50.0% |
| Basic Calculator | Hard | 46.5% | 50.0% |
| Escape the Spreading Fire | Hard | 37.6% | 50.0% |
| Binary Tree Maximum Path Sum | Hard | 42.0% | 37.5% |
| Valid Arrangement of Pairs | Hard | 66.5% | 37.5% |
| Number of Ways to Form a Target String Given a Dictionary | Hard | 56.6% | 37.5% |
| Number of Submatrices That Sum to Target | Hard | 74.6% | 37.5% |
| Sliding Window Median | Hard | 38.9% | 37.5% |
| Reconstruct Itinerary | Hard | 44.3% | 37.5% |