Practice problems across 75+ categories
Practice problems frequently asked at Meta • 2900 problems | 652 Easy | 1528 Medium | 703 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 91 | Asteroid Collision | Medium | ArrayStackSimulation |
| 92 | Average Height of Buildings in Each Segment | Medium | ArrayGreedySorting |
| 93 | Average Salary: Departments VS Company | Unknown | Database |
| 94 | Average Selling Price | Easy | Database |
| 95 | Average Time of Process per Machine | Easy | Database |
| 96 | Avoid Flood in The City | Medium | ArrayHash TableBinary Search |
| 97 | Bag of Tokens | Medium | ArrayTwo PointersGreedy |
| 98 | Balanced Binary Tree | Easy | TreeDepth-First SearchBinary Tree |
| 99 | Baseball Game | Easy | ArrayStackSimulation |
| 100 | Basic Calculator | Hard | MathStringStack |
| 101 | Battleships in a Board | Medium | ArrayDepth-First SearchMatrix |
| 102 | Beautiful Arrangement | Medium | ArrayDynamic ProgrammingBacktracking |
| 103 | Beautiful Arrangement II | Medium | ArrayMath |
| 104 | Beautiful Array | Medium | ArrayMathDivide and Conquer |
| 105 | Beautiful Pairs | Hard | ArrayMathDivide and Conquer |
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