| 1751 | Maximum Number of Events That Can Be Attended II | Hard |
| 1838 | Frequency of the Most Frequent Element | Medium |
| 1851 | Minimum Interval to Include Each Query | Hard |
| 1870 | Minimum Speed to Arrive on Time | Medium |
| 1964 | Find the Longest Valid Obstacle Course at Each Position | Hard |
| 1970 | Last Day Where You Can Still Cross | Hard |
| 2009 | Minimum Number of Operations to Make Array Continuous | Hard |
| 2024 | Maximize the Confusion of an Exam | Medium |
| 2251 | Number of Flowers in Full Bloom | Hard |
| 2454 | Next Greater Element IV | Hard |
| 2616 | Minimize the Maximum Difference of Pairs | Medium |
| 2790 | Maximum Number of Groups With Increasing Length | Hard |