Doubly-Linked List (3 completed)
| # | Title | Level | Cats | Solution | Languages | Date Complete |
|---|---|---|---|---|---|---|
| 426 | Convert Binary Search Tree to Sorted Doubly Linked List | Medium | solution | py | Jun 12, 2024 | |
| 430 | Flatten a Multilevel Doubly Linked List | Medium | solution | cpp, java | Jun 27, 2024 | |
| 1472 | Design Browser History | Medium | solution | py | Jul 06, 2024 |