Practice problems across 75+ categories
Practice problems frequently asked at Microsoft • 3344 problems | 831 Easy | 1747 Medium | 746 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 2551 | Permutations II | Medium | ArrayBacktrackingSorting |
| 2552 | Permutations III | Medium | ArrayBacktracking |
| 2553 | Phone Number Prefix | Easy | ArrayStringTrie |
| 2554 | Pizza With 3n Slices | Hard | ArrayDynamic ProgrammingGreedy |
| 2555 | Plates Between Candles | Medium | ArrayStringBinary Search |
| 2556 | Plus One | Easy | ArrayMath |
| 2557 | Plus One Linked List | Medium | Linked ListMath |
| 2558 | Points That Intersect With Cars | Easy | ArrayHash TablePrefix Sum |
| 2559 | Poor Pigs | Hard | MathDynamic ProgrammingCombinatorics |
| 2560 | Populating Next Right Pointers in Each Node | Medium | Linked ListTreeDepth-First Search |
| 2561 | Populating Next Right Pointers in Each Node II | Medium | Linked ListTreeDepth-First Search |
| 2562 | Positions of Large Groups | Easy | String |
| 2563 | Possible Bipartition | Medium | Depth-First SearchBreadth-First SearchUnion Find |
| 2564 | Pour Water Between Buckets to Make Water Levels Equal | Medium | ArrayBinary Search |
| 2565 | Power of Four | Easy | MathBit ManipulationRecursion |
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