Practice problems across 75+ categories
Practice problems frequently asked at Array • 1947 problems | 398 Easy | 1049 Medium | 497 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 1321 | Minimum Operations to Reduce X to Zero | Medium | ArrayHash TableBinary Search |
| 1322 | Minimum Operations to Remove Adjacent Ones in Matrix | Hard | ArrayGraphMatrix |
| 1323 | Minimum Operations to Write the Letter Y on a Grid | Medium | ArrayHash TableMatrix |
| 1324 | Minimum Pair Removal to Sort Array I | Easy | ArrayHash TableLinked List |
| 1325 | Minimum Pair Removal to Sort Array II | Hard | ArrayHash TableLinked List |
| 1326 | Minimum Path Cost in a Grid | Medium | ArrayDynamic ProgrammingMatrix |
| 1327 | Minimum Path Cost in a Hidden Grid | Medium | ArrayDepth-First SearchBreadth-First Search |
| 1328 | Minimum Path Sum | Medium | ArrayDynamic ProgrammingMatrix |
| 1329 | Minimum Positive Sum Subarray | Unknown | ArraySliding WindowPrefix Sum |
| 1330 | Minimum Processing Time | Medium | ArrayGreedySorting |
| 1331 | Minimum Rectangles to Cover Points | Medium | ArrayGreedySorting |
| 1332 | Minimum Relative Loss After Buying Chocolates | Hard | ArrayBinary SearchSorting |
| 1333 | Minimum Replacements to Sort the Array | Hard | ArrayMathGreedy |
| 1334 | Minimum Reverse Operations | Hard | ArrayHash TableBreadth-First Search |
| 1335 | Minimum Right Shifts to Sort the Array | Easy | Array |
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