| 819 | Most Common Word | Easy |
| 821 | Shortest Distance to a Character | Easy |
| 824 | Goat Latin | Easy |
| 830 | Positions of Large Groups | Easy |
| 832 | Flipping an Image | Easy |
| 836 | Rectangle Overlap | Easy |
| 844 | Backspace String Compare | Easy |
| 859 | Buddy Strings | Easy |
| 860 | Lemonade Change | Easy |
| 867 | Transpose Matrix | Easy |
| 868 | Binary Gap | Easy |
| 872 | Leaf-Similar Trees | Easy |
| 876 | Middle of the Linked List | Easy |
| 883 | Projection Area of 3D Shapes | Easy |
| 884 | Uncommon Words from Two Sentences | Easy |
| 888 | Fair Candy Swap | Easy |
| 892 | Surface Area of 3D Shapes | Easy |
| 896 | Monotonic Array | Easy |
| 897 | Increasing Order Search Tree | Easy |
| 905 | Sort Array By Parity | Easy |
| 908 | Smallest Range I | Easy |
| 914 | X of a Kind in a Deck of Cards | Easy |
| 917 | Reverse Only Letters | Easy |
| 922 | Sort Array By Parity II | Easy |
| 925 | Long Pressed Name | Easy |
| 929 | Unique Email Addresses | Easy |
| 933 | Number of Recent Calls | Easy |
| 938 | Range Sum of BST | Easy |
| 941 | Valid Mountain Array | Easy |
| 942 | DI String Match | Easy |