| 1944. Number of Visible People in a Queue | | | Solve | Hard | | |
| 1948. Delete Duplicate Folders in System | | | Solve | Hard | | |
| 1970. Last Day Where You Can Still Cross | | | Solve | Hard | | |
| 1987. Number of Unique Good Subsequences | | | Solve | Hard | | |
| 2009. Minimum Number of Operations to Make Array Continuous | | | Solve | Hard | | |
| 2025. Maximum Number of Ways to Partition an Array | | | Solve | Hard | | |
| 2035. Partition Array Into Two Arrays to Minimize Sum Difference | | | Solve | Hard | | |
| 2050. Parallel Courses III | | | Solve | Hard | | |
| 2088. Count Fertile Pyramids in a Land | | | Solve | Hard | | |
| 2092. Find All People With Secret | | | Solve | Hard | | |
| 2122. Recover the Original Array | | | Solve | Hard | | |
| 2127. Maximum Employees to Be Invited to a Meeting | | | Solve | Hard | | |
| 2132. Stamping the Grid | | | Solve | Hard | | |
| 2147. Number of Ways to Divide a Long Corridor | | | Solve | Hard | | |
| 2158. Amount of New Area Painted Each Day | | | Solve | Hard | | |
| 2167. Minimum Time to Remove All Cars Containing Illegal Goods | | | Solve | Hard | | |
| 2172. Maximum AND Sum of Array | | | Solve | Hard | | |
| 2188. Minimum Time to Finish the Race | | | Solve | Hard | | |
| 2203. Minimum Weighted Subgraph With the Required Paths | | | Solve | Hard | | |
| 2209. Minimum White Tiles After Covering With Carpets | | | Solve | Hard | | |
| 2218. Maximum Value of K Coins From Piles | | | Solve | Hard | | |
| 2242. Maximum Score of a Node Sequence | | | Solve | Hard | | |
| 2251. Number of Flowers in Full Bloom | | | Solve | Hard | | |
| 2254. Design Video Sharing Platform | | | Solve | Hard | | |
| 2258. Escape the Spreading Fire | | | Solve | Hard | | |
| 2267. Check if There Is a Valid Parentheses String Path | | | Solve | Hard | | |
| 2276. Count Integers in Intervals | | | Solve | Hard | | |
| 2277. Closest Node to Path in Tree | | | Solve | Hard | | |
| 2286. Booking Concert Tickets in Groups | | | Solve | Hard | | |
| 2290. Minimum Obstacle Removal to Reach Corner | | | Solve | Hard | | |
| 2296. Design a Text Editor | | | Solve | Hard | | |
| 2302. Count Subarrays With Score Less Than K | | | Solve | Hard | | |
| 2313. Minimum Flips in Binary Tree to Get Result | | | Solve | Hard | | |
| 2328. Number of Increasing Paths in a Grid | | | Solve | Hard | | |
| 2334. Subarray With Elements Greater Than Varying Threshold | | | Solve | Hard | | |
| 2350. Shortest Impossible Sequence of Rolls | | | Solve | Hard | | |
| 2366. Minimum Replacements to Sort the Array | | | Solve | Hard | | |
| 2371. Minimize Maximum Value in a Grid | | | Solve | Hard | | |
| 2392. Build a Matrix With Conditions | | | Solve | Hard | | |
| 2402. Meeting Rooms III | | | Solve | Hard | | |
| 2407. Longest Increasing Subsequence II | | | Solve | Hard | | |
| 2416. Sum of Prefix Scores of Strings | | | Solve | Hard | | |
| 2421. Number of Good Paths | | | Solve | Hard | | |
| 2426. Number of Pairs Satisfying Inequality | | | Solve | Hard | | |
| 2435. Paths in Matrix Whose Sum Is Divisible by K | | | Solve | Hard | | |
| 2444. Count Subarrays With Fixed Bounds | | | Solve | Hard | | |
| 2458. Height of Binary Tree After Subtree Removal Queries | | | Solve | Hard | | |
| 2459. Sort Array by Moving Items to Empty Space | | | Solve | Hard | | |
| 2478. Number of Beautiful Partitions | | | Solve | Hard | | |
| 2488. Count Subarrays With Median K | | | Solve | Hard | | |
