| Problem name | Difficulty | Languages | LeetCode |
|---|---|---|---|
| 3Sum |  |
    |
link |
| 3Sum Closest | |
|
link |
| 4Sum | |
|
link |
| 4Sum II | |
|
link |
| 132 Pattern | |
|
link |
| 01 Matrix | |
|
link |
| 2 Keys Keyboard | |
|
link |
| 24 Game |  |
|
link |
| 1-bit and 2-bit Characters |  |
|
link |
| 3Sum With Multiplicity | |
|
link |