Practice problems across 75+ categories
Practice problems frequently asked at Meta • 2900 problems | 652 Easy | 1528 Medium | 703 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 2761 | The Skyline Problem | Hard | ArrayDivide and ConquerBinary Indexed Tree |
| 2762 | The Time When the Network Becomes Idle | Medium | ArrayBreadth-First SearchGraph |
| 2763 | The Two Sneaky Numbers of Digitville | Easy | ArrayHash TableMath |
| 2764 | The Users That Are Eligible for Discount | Easy | Database |
| 2765 | The Winner University | Easy | Database |
| 2766 | Three Consecutive Odds | Easy | Array |
| 2767 | Three Divisors | Easy | MathEnumerationNumber Theory |
| 2768 | Three Equal Parts | Hard | ArrayMath |
| 2769 | Throne Inheritance | Medium | Hash TableTreeDepth-First Search |
| 2770 | Throttle | Medium | JavaScript |
| 2771 | Tiling a Rectangle with the Fewest Squares | Hard | Backtracking |
| 2772 | Time Based Key-Value Store | Medium | Hash TableStringBinary Search |
| 2773 | Time Needed to Inform All Employees | Medium | TreeDepth-First SearchBreadth-First Search |
| 2774 | Time Needed to Rearrange a Binary String | Medium | StringDynamic ProgrammingSimulation |
| 2775 | Time Taken to Cross the Door | Hard | ArrayQueueSimulation |
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