| 1377. Frog Position After T Seconds | | | Solve | Hard | | |
| 1388. Pizza With 3n Slices | | | Solve | Hard | | |
| 1406. Stone Game III | | | Solve | Hard | | |
| 1444. Number of Ways of Cutting a Pizza | | | Solve | Hard | | |
| 1449. Form Largest Integer With Digits That Add up to Target | | | Solve | Hard | | |
| 1463. Cherry Pickup II | | | Solve | Hard | | |
| 1473. Paint House III | | | Solve | Hard | | |
| 1483. Kth Ancestor of a Tree Node | | | Solve | Hard | | |
| 1494. Parallel Courses II | | | Solve | Hard | | |
| 1499. Max Value of Equation | | | Solve | Hard | | |
| 1516. Move Sub-Tree of N-Ary Tree | | | Solve | Hard | | |
| 1526. Minimum Number of Increments on Subarrays to Form a Target Array | | | Solve | Hard | | |
| 1547. Minimum Cost to Cut a Stick | | | Solve | Hard | | |
| 1548. The Most Similar Path in a Graph | | | Solve | Hard | | |
| 1553. Minimum Number of Days to Eat N Oranges | | | Solve | Hard | | |
| 1569. Number of Ways to Reorder Array to Get Same BST | | | Solve | Hard | | |
| 1579. Remove Max Number of Edges to Keep Graph Fully Traversable | | | Solve | Hard | | |
| 1585. Check If String Is Transformable With Substring Sort Operations | | | Solve | Hard | | |
| 1591. Strange Printer II | | | Solve | Hard | | |
| 1595. Minimum Cost to Connect Two Groups of Points | | | Solve | Hard | | |
| 1597. Build Binary Expression Tree From Infix Expression | | | Solve | Hard | | |
| 1606. Find Servers That Handled Most Number of Requests | | | Solve | Hard | | |
| 1610. Maximum Number of Visible Points | | | Solve | Hard | | |
| 1622. Fancy Sequence | | | Solve | Hard | | |
| 1632. Rank Transform of a Matrix | | | Solve | Hard | | |
| 1639. Number of Ways to Form a Target String Given a Dictionary | | | Solve | Hard | | |
| 1655. Distribute Repeating Integers | | | Solve | Hard | | |
| 1692. Count Ways to Distribute Candies | | | Solve | Hard | | |
| 1697. Checking Existence of Edge Length Limited Paths | | | Solve | Hard | | |
| 1703. Minimum Adjacent Swaps for K Consecutive Ones | | | Solve | Hard | | |
| 1707. Maximum XOR With an Element From Array | | | Solve | Hard | | |
| 1713. Minimum Operations to Make a Subsequence | | | Solve | Hard | | |
| 1724. Checking Existence of Edge Length Limited Paths II | | | Solve | Hard | | |
| 1728. Cat and Mouse II | | | Solve | Hard | | |
| 1766. Tree of Coprimes | | | Solve | Hard | | |
| 1767. Find the Subtasks That Did Not Execute | | | Solve | Hard | | |
| 1770. Maximum Score from Performing Multiplication Operations | | | Solve | Hard | | |
| 1776. Car Fleet II | | | Solve | Hard | | |
| 1793. Maximum Score of a Good Subarray | | | Solve | Hard | | |
| 1803. Count Pairs With XOR in a Range | | | Solve | Hard | | |
| 1815. Maximum Number of Groups Getting Fresh Donuts | | | Solve | Hard | | |
| 1825. Finding MK Average | | | Solve | Hard | | |
| 1851. Minimum Interval to Include Each Query | | | Solve | Hard | | |
| 1866. Number of Ways to Rearrange Sticks With K Sticks Visible | | | Solve | Hard | | |
| 1883. Minimum Skips to Arrive at Meeting On Time | | | Solve | Hard | | |
| 1889. Minimum Space Wasted From Packaging | | | Solve | Hard | | |
| 1896. Minimum Cost to Change the Final Value of Expression | | | Solve | Hard | | |
| 1900. The Earliest and Latest Rounds Where Players Compete | | | Solve | Hard | | |
| 1924. Erect the Fence II | | | Solve | Hard | | |
| 1931. Painting a Grid With Three Different Colors | | | Solve | Hard | | |
