| 43. Multiply Strings | | | Solve | Medium | | |
| 54. Spiral Matrix | | | Solve | Medium | | |
| 59. Spiral Matrix II | | | Solve | Medium | | |
| 289. Game of Life | | | Solve | Medium | | |
| 348. Design Tic-Tac-Toe | | | Solve | Medium | | |
| 353. Design Snake Game | | | Solve | Medium | | |
| 498. Diagonal Traverse | | | Solve | Medium | | |
| 537. Complex Number Multiplication | | | Solve | Medium | | |
| 544. Output Contest Matches | | | Solve | Medium | | |
| 592. Fraction Addition and Subtraction | | | Solve | Medium | | |
| 640. Solve the Equation | | | Solve | Medium | | |
| 723. Candy Crush | | | Solve | Medium | | |
| 735. Asteroid Collision | | | Solve | Medium | | |
| 755. Pour Water | | | Solve | Medium | | |
| 874. Walking Robot Simulation | | | Solve | Medium | | |
| 885. Spiral Matrix III | | | Solve | Medium | | |
| 946. Validate Stack Sequences | | | Solve | Medium | | |
| 950. Reveal Cards In Increasing Order | | | Solve | Medium | | |
| 985. Sum of Even Numbers After Queries | | | Solve | Medium | | |
| 1006. Clumsy Factorial | | | Solve | Medium | | |
| 1041. Robot Bounded In Circle | | | Solve | Medium | | |
| 1094. Car Pooling | | | Solve | Medium | | |
| 1222. Queens That Can Attack the King | | | Solve | Medium | | |
| 1324. Print Words Vertically | | | Solve | Medium | | |
| 1409. Queries on a Permutation With Key | | | Solve | Medium | | |
| 1441. Build an Array With Stack Operations | | | Solve | Medium | | |
| 1503. Last Moment Before All Ants Fall Out of a Plank | | | Solve | Medium | | |
| 1535. Find the Winner of an Array Game | | | Solve | Medium | | |
| 1545. Find Kth Bit in Nth Binary String | | | Solve | Medium | | |
| 1562. Find Latest Group of Size M | | | Solve | Medium | | |
| 1583. Count Unhappy Friends | | | Solve | Medium | | |
| 1599. Maximum Profit of Operating a Centennial Wheel | | | Solve | Medium | | |
| 1680. Concatenation of Consecutive Binary Numbers | | | Solve | Medium | | |
| 1701. Average Waiting Time | | | Solve | Medium | | |
| 1706. Where Will the Ball Fall | | | Solve | Medium | | |
| 1801. Number of Orders in the Backlog | | | Solve | Medium | | |
| 1806. Minimum Number of Operations to Reinitialize a Permutation | | | Solve | Medium | | |
| 1823. Find the Winner of the Circular Game | | | Solve | Medium | | |
| 1860. Incremental Memory Leak | | | Solve | Medium | | |
| 1894. Find the Student that Will Replace the Chalk | | | Solve | Medium | - | |
| 1910. Remove All Occurrences of a Substring | | | Solve | Medium | | |
| 1914. Cyclically Rotating a Grid | | | Solve | Medium | - | |
| 2028. Find Missing Observations | | | Solve | Medium | | |
| 2043. Simple Bank System | | | Solve | Medium | | |
| 2061. Number of Spaces Cleaning Robot Cleaned | | | Solve | Medium | - | |
| 2069. Walking Robot Simulation II | | | Solve | Medium | | |
| 2075. Decode the Slanted Ciphertext | | | Solve | Medium | | |
| 2079. Watering Plants | | | Solve | Medium | | |
| 2105. Watering Plants II | | | Solve | Medium | | |
| 2109. Adding Spaces to a String | | | Solve | Medium | | |
