Practice problems across 75+ categories
Practice problems frequently asked at Meta • 2900 problems | 652 Easy | 1528 Medium | 703 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 2581 | Special Array I | Easy | Array |
| 2582 | Special Array II | Medium | ArrayBinary SearchPrefix Sum |
| 2583 | Special Array With X Elements Greater Than or Equal X | Easy | ArrayBinary SearchSorting |
| 2584 | Special Binary String | Hard | StringRecursion |
| 2585 | Special Permutations | Medium | ArrayDynamic ProgrammingBit Manipulation |
| 2586 | Special Positions in a Binary Matrix | Easy | ArrayMatrix |
| 2587 | Spiral Matrix | Medium | ArrayMatrixSimulation |
| 2588 | Spiral Matrix III | Medium | ArrayMatrixSimulation |
| 2589 | Spiral Matrix IV | Medium | ArrayLinked ListMatrix |
| 2590 | Split a Circular Linked List | Medium | Linked ListTwo Pointers |
| 2591 | Split a String in Balanced Strings | Easy | StringGreedyCounting |
| 2592 | Split a String Into the Max Number of Unique Substrings | Medium | Hash TableStringBacktracking |
| 2593 | Split Array into Consecutive Subsequences | Medium | ArrayHash TableGreedy |
| 2594 | Split Array Into Maximum Number of Subarrays | Medium | ArrayGreedyBit Manipulation |
| 2595 | Split Array Largest Sum | Hard | ArrayBinary SearchDynamic Programming |
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