Practice problems across 75+ categories
Practice problems frequently asked at Binary Search • 309 problems | 31 Easy | 162 Medium | 115 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 271 | Shortest Subarray to be Removed to Make Array Sorted | Medium | ArrayTwo PointersBinary Search |
| 272 | Shortest Subarray with Sum at Least K | Hard | ArrayBinary SearchQueue |
| 273 | Shortest Way to Form String | Medium | Two PointersStringBinary Search |
| 274 | Single Element in a Sorted Array | Medium | ArrayBinary Search |
| 275 | Smallest Good Base | Hard | MathBinary Search |
| 276 | Smallest Rectangle Enclosing Black Pixels | Hard | ArrayBinary SearchDepth-First Search |
| 277 | Smallest Subarrays With Maximum Bitwise OR | Medium | ArrayBinary SearchBit Manipulation |
| 278 | Smallest Substring With Identical Characters I | Hard | ArrayBinary SearchEnumeration |
| 279 | Smallest Substring With Identical Characters II | Hard | StringBinary Search |
| 280 | Snapshot Array | Medium | ArrayHash TableBinary Search |
| 281 | Sorted GCD Pair Queries | Hard | ArrayHash TableMath |
| 282 | Sorting Three Groups | Medium | ArrayBinary SearchDynamic Programming |
| 283 | Special Array II | Medium | ArrayBinary SearchPrefix Sum |
| 284 | Special Array With X Elements Greater Than or Equal X | Easy | ArrayBinary SearchSorting |
| 285 | Split Array Largest Sum | Hard | ArrayBinary SearchDynamic Programming |
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