Practice problems across 75+ categories
Practice problems frequently asked at Array • 1947 problems | 398 Easy | 1049 Medium | 497 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 1726 | Sort Array by Increasing Frequency | Easy | ArrayHash TableSorting |
| 1727 | Sort Array by Moving Items to Empty Space | Hard | ArrayGreedySorting |
| 1728 | Sort Array By Parity | Easy | ArrayTwo PointersSorting |
| 1729 | Sort Array By Parity II | Easy | ArrayTwo PointersSorting |
| 1730 | Sort Colors | Medium | ArrayTwo PointersSorting |
| 1731 | Sort Even and Odd Indices Independently | Easy | ArraySorting |
| 1732 | Sort Features by Popularity | Medium | ArrayHash TableString |
| 1733 | Sort Integers by The Number of 1 Bits | Easy | ArrayBit ManipulationSorting |
| 1734 | Sort Matrix by Diagonals | Medium | ArraySortingMatrix |
| 1735 | Sort the Jumbled Numbers | Medium | ArraySorting |
| 1736 | Sort the Matrix Diagonally | Medium | ArraySortingMatrix |
| 1737 | Sort the People | Easy | ArrayHash TableString |
| 1738 | Sort the Students by Their Kth Score | Medium | ArraySortingMatrix |
| 1739 | Sort Transformed Array | Medium | ArrayMathTwo Pointers |
| 1740 | Sorted GCD Pair Queries | Hard | ArrayHash TableMath |
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