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Baidu
0 Easy6 Medium5 Hard11 total
| No. | Problem | Difficulty | Frequency |
|---|---|---|---|
| 124 | Binary Tree Maximum Path Sum | Hard | |
| 395 | Longest Substring with At Least K Repeating Characters | Medium | |
| 397 | Integer Replacement | Medium | |
| 410 | Split Array Largest Sum | Hard | |
| 413 | Arithmetic Slices | Medium | |
| 446 | Arithmetic Slices II - Subsequence | Hard | |
| 488 | Zuma Game | Hard | |
| 576 | Out of Boundary Paths | Medium | |
| 588 | Design In-Memory File System | Hard | |
| 873 | Length of Longest Fibonacci Subsequence | Medium | |
| 240 | Search a 2D Matrix II | Medium |