Practice problems across 75+ categories
Practice problems frequently asked at Array • 1947 problems | 398 Easy | 1049 Medium | 497 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 1381 | Moving Average from Data Stream | Easy | ArrayDesignQueue |
| 1382 | Moving Stones Until Consecutive II | Medium | ArrayMathSliding Window |
| 1383 | Multiply Two Polynomials | Hard | ArrayMath |
| 1384 | My Calendar I | Medium | ArrayBinary SearchDesign |
| 1385 | My Calendar II | Medium | ArrayBinary SearchDesign |
| 1386 | N-Queens | Hard | ArrayBacktracking |
| 1387 | N-Repeated Element in Size 2N Array | Easy | ArrayHash Table |
| 1388 | Naming a Company | Hard | ArrayHash TableString |
| 1389 | Nearest Exit from Entrance in Maze | Medium | ArrayBreadth-First SearchMatrix |
| 1390 | Neighboring Bitwise XOR | Medium | ArrayBit Manipulation |
| 1391 | Neither Minimum nor Maximum | Easy | ArraySorting |
| 1392 | Next Greater Element I | Easy | ArrayHash TableStack |
| 1393 | Next Greater Element II | Medium | ArrayStackMonotonic Stack |
| 1394 | Next Greater Element IV | Hard | ArrayBinary SearchStack |
| 1395 | Next Greater Node In Linked List | Medium | ArrayLinked ListStack |
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