| 443. String Compression | | | Solve | Medium | | |
| 452. Minimum Number of Arrows to Burst Balloons | | | Solve | Medium | | |
| 453. Minimum Moves to Equal Array Elements | | | Solve | Medium | | |
| 457. Circular Array Loop | | | Solve | Medium | | |
| 484. Find Permutation | | | Solve | Medium | | |
| 496. Next Greater Element I | | | Solve | Easy | | |
| 509. Fibonacci Number | | | Solve | Easy | | |
| 518. Coin Change II | | | Solve | Medium | | |
| 532. K-diff Pairs in an Array | | | Solve | Medium | | |
| 556. Next Greater Element III | | | Solve | Medium | | |
| 557. Reverse Words in a String III | | | Solve | Easy | | |
| 588. Design In-Memory File System | | | Solve | Hard | | |
| 592. Fraction Addition and Subtraction | | | Solve | Medium | | |
| 657. Robot Return to Origin | | | Solve | Easy | | |
| 688. Knight Probability in Chessboard | | | Solve | Medium | | |
| 696. Count Binary Substrings | | | Solve | Easy | | |
| 701. Insert into a Binary Search Tree | | | Solve | Medium | | |
| 705. Design HashSet | | | Solve | Easy | | |
| 706. Design HashMap | | | Solve | Easy | | |
| 713. Subarray Product Less Than K | | | Solve | Medium | | |
| 724. Find Pivot Index | | | Solve | Easy | | |
| 730. Count Different Palindromic Subsequences | | | Solve | Hard | | |
| 735. Asteroid Collision | | | Solve | Medium | | |
| 740. Delete and Earn | | | Solve | Medium | | |
| 746. Min Cost Climbing Stairs | | | Solve | Easy | | |
| 749. Contain Virus | | | Solve | Hard | | |
| 780. Reaching Points | | | Solve | Hard | | |
| 785. Is Graph Bipartite? | | | Solve | Medium | | |
| 796. Rotate String | | | Solve | Easy | | |
| 844. Backspace String Compare | | | Solve | Easy | | |
| 845. Longest Mountain in Array | | | Solve | Medium | | |
| 852. Peak Index in a Mountain Array | | | Solve | Medium | | |
| 862. Shortest Subarray with Sum at Least K | | | Solve | Hard | | |
| 863. All Nodes Distance K in Binary Tree | | | Solve | Medium | | |
| 909. Snakes and Ladders | | | Solve | Medium | | |
| 934. Shortest Bridge | | | Solve | Medium | | |
| 1011. Capacity To Ship Packages Within D Days | | | Solve | Medium | | |
| 1041. Robot Bounded In Circle | | | Solve | Medium | | |
| 1051. Height Checker | | | Solve | Easy | | |
| 1071. Greatest Common Divisor of Strings | | | Solve | Easy | | |
| 1086. High Five | | | Solve | Easy | | |
| 1091. Shortest Path in Binary Matrix | | | Solve | Medium | | |
| 1109. Corporate Flight Bookings | | | Solve | Medium | | |
| 1209. Remove All Adjacent Duplicates in String II | | | Solve | Medium | | |
| 1306. Jump Game III | | | Solve | Medium | | |
| 1326. Minimum Number of Taps to Open to Water a Garden | | | Solve | Hard | | |
| 1328. Break a Palindrome | | | Solve | Medium | | |
| 1356. Sort Integers by The Number of 1 Bits | | | Solve | Easy | | |
| 1395. Count Number of Teams | | | Solve | Medium | | |
| 1427. Perform String Shifts | | | Solve | Easy | | |