| # | Title | Difficulty | Language |
|---|---|---|---|
| 63 | Unique Paths II | Medium | C++ |
| 120 | Triangle | Medium | C++ |
| 322 | Coin Change | Medium | C++ |
| 329 | Longest Increasing Path in a Matrix | Hard | C++ |
| 354 | Russian Doll Envelopes | Hard | C++ |
| 474 | Ones and Zeroes | Medium | C++ |
| 554 | Brick Wall | Medium | C++ |
| 1151 | Minimum Operations to Make Array Equal | Medium | C++ |
| 1209 | Remove All Adjacent Duplicates in String II | Medium | C++ |
| 1302 | Deepest leaves sum | Medium | C++ |