Practice problems across 75+ categories
Practice problems frequently asked at Array • 1947 problems | 398 Easy | 1049 Medium | 497 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 1486 | Pacific Atlantic Water Flow | Medium | ArrayDepth-First SearchBreadth-First Search |
| 1487 | Paint House | Medium | ArrayDynamic Programming |
| 1488 | Paint House II | Hard | ArrayDynamic Programming |
| 1489 | Paint House III | Hard | ArrayDynamic Programming |
| 1490 | Paint House IV | Medium | ArrayDynamic Programming |
| 1491 | Painting the Walls | Hard | ArrayDynamic Programming |
| 1492 | Pairs of Songs With Total Durations Divisible by 60 | Medium | ArrayHash TableCounting |
| 1493 | Palindrome Pairs | Hard | ArrayHash TableString |
| 1494 | Palindrome Removal | Hard | ArrayDynamic Programming |
| 1495 | Pancake Sorting | Medium | ArrayTwo PointersGreedy |
| 1496 | Parallel Courses III | Hard | ArrayDynamic ProgrammingGraph |
| 1497 | Partition Array According to Given Pivot | Medium | ArrayTwo PointersSimulation |
| 1498 | Partition Array for Maximum Sum | Medium | ArrayDynamic Programming |
| 1499 | Partition Array into Disjoint Intervals | Medium | Array |
| 1500 | Partition Array Into Three Parts With Equal Sum | Easy | ArrayGreedy |
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