Practice problems across 75+ categories
Practice problems frequently asked at Facebook • 275 problems | 55 Easy | 175 Medium | 42 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 91 | Friends Of Appropriate Ages | Medium | ArrayTwo PointersBinary Search |
| 92 | Game Play Analysis I | Easy | Database |
| 93 | Game Play Analysis II | Easy | Database |
| 94 | Generalized Abbreviation | Medium | StringBacktrackingBit Manipulation |
| 95 | Get Highest Answer Rate Question | Medium | Database |
| 96 | Get Watched Videos by Your Friends | Medium | ArrayHash TableBreadth-First Search |
| 97 | Global and Local Inversions | Medium | ArrayMath |
| 98 | Goat Latin | Easy | String |
| 99 | Graph Valid Tree | Medium | Depth-First SearchBreadth-First SearchUnion Find |
| 100 | Groups of Special-Equivalent Strings | Medium | ArrayHash TableString |
| 101 | H-Index II | Medium | ArrayBinary Search |
| 102 | Hamming Distance | Easy | Bit Manipulation |
| 103 | Human Traffic of Stadium | Hard | Database |
| 104 | Image Overlap | Medium | ArrayMatrix |
| 105 | Implement Rand10() Using Rand7() | Medium | MathRejection SamplingRandomized |
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