Practice problems across 75+ categories
Practice problems frequently asked at Array • 1947 problems | 398 Easy | 1049 Medium | 497 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 1516 | Path Sum IV | Medium | ArrayHash TableTree |
| 1517 | Path with Maximum Gold | Medium | ArrayBacktrackingMatrix |
| 1518 | Path With Maximum Minimum Value | Medium | ArrayBinary SearchDepth-First Search |
| 1519 | Path with Maximum Probability | Medium | ArrayGraphHeap (Priority Queue) |
| 1520 | Path With Minimum Effort | Medium | ArrayBinary SearchDepth-First Search |
| 1521 | Paths in Matrix Whose Sum Is Divisible by K | Hard | ArrayDynamic ProgrammingMatrix |
| 1522 | Peak Index in a Mountain Array | Medium | ArrayBinary Search |
| 1523 | Peaks in Array | Hard | ArrayBinary Indexed TreeSegment Tree |
| 1524 | Peeking Iterator | Medium | ArrayDesignIterator |
| 1525 | People Whose List of Favorite Companies Is Not a Subset of Another List | Medium | ArrayHash TableString |
| 1526 | Perfect Rectangle | Hard | ArrayHash TableMath |
| 1527 | Perform String Shifts | Easy | ArrayMathString |
| 1528 | Permutations | Medium | ArrayBacktracking |
| 1529 | Permutations II | Medium | ArrayBacktrackingSorting |
| 1530 | Permutations III | Medium | ArrayBacktracking |
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