Practice problems across 75+ categories
Practice problems frequently asked at Array • 1947 problems | 398 Easy | 1049 Medium | 497 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 1111 | Meeting Rooms III | Hard | ArrayHash TableSorting |
| 1112 | Meeting Scheduler | Medium | ArrayTwo PointersSorting |
| 1113 | Merge Intervals | Medium | ArraySorting |
| 1114 | Merge Operations for Minimum Travel Time | Hard | ArrayDynamic ProgrammingPrefix Sum |
| 1115 | Merge Operations to Turn Array Into a Palindrome | Medium | ArrayTwo PointersGreedy |
| 1116 | Merge Similar Items | Easy | ArrayHash TableSorting |
| 1117 | Merge Sorted Array | Easy | ArrayTwo PointersSorting |
| 1118 | Merge Triplets to Form Target Triplet | Medium | ArrayGreedy |
| 1119 | Merge Two 2D Arrays by Summing Values | Easy | ArrayHash TableTwo Pointers |
| 1120 | Mice and Cheese | Medium | ArrayGreedySorting |
| 1121 | Min Cost Climbing Stairs | Easy | ArrayDynamic Programming |
| 1122 | Min Cost to Connect All Points | Medium | ArrayUnion FindGraph |
| 1123 | Min Max Game | Easy | ArraySimulation |
| 1124 | Minesweeper | Medium | ArrayDepth-First SearchBreadth-First Search |
| 1125 | Minimize Connected Groups by Inserting Interval | Medium | ArrayBinary SearchSliding Window |
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