| 923 | 3Sum With Multiplicity | Medium |
| 929 | Unique Email Addresses | Easy |
| 930 | Binary Subarrays With Sum | Medium |
| 939 | Minimum Area Rectangle | Medium |
| 953 | Verifying an Alien Dictionary | Easy |
| 954 | Array of Doubled Pairs | Medium |
| 957 | Prison Cells After N Days | Medium |
| 961 | N-Repeated Element in Size 2N Array | Easy |
| 966 | Vowel Spellchecker | Medium |
| 970 | Powerful Integers | Medium |
| 974 | Subarray Sums Divisible by K | Medium |
| 981 | Time Based Key-Value Store | Medium |
| 982 | Triples with Bitwise AND Equal To Zero | Hard |
| 987 | Vertical Order Traversal of a Binary Tree | Hard |
| 992 | Subarrays with K Different Integers | Hard |
| 997 | Find the Town Judge | Easy |
| 1001 | Grid Illumination | Hard |
| 1002 | Find Common Characters | Easy |
| 1010 | Pairs of Songs With Total Durations Divisible by 60 | Medium |
| 1015 | Smallest Integer Divisible by K | Medium |
| 1027 | Longest Arithmetic Subsequence | Medium |
| 1036 | Escape a Large Maze | Hard |
| 1048 | Longest String Chain | Medium |
| 1054 | Distant Barcodes | Medium |
| 1072 | Flip Columns For Maximum Number of Equal Rows | Medium |
| 1074 | Number of Submatrices That Sum to Target | Hard |
| 1090 | Largest Values From Labels | Medium |
| 1122 | Relative Sort Array | Easy |
| 1123 | Lowest Common Ancestor of Deepest Leaves | Medium |
| 1124 | Longest Well-Performing Interval | Medium |