Practice problems across 75+ categories
Practice problems frequently asked at Binary Search • 309 problems | 31 Easy | 162 Medium | 115 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 226 | My Calendar I | Medium | ArrayBinary SearchDesign |
| 227 | My Calendar II | Medium | ArrayBinary SearchDesign |
| 228 | My Calendar III | Hard | Binary SearchDesignSegment Tree |
| 229 | Next Greater Element IV | Hard | ArrayBinary SearchStack |
| 230 | Nth Digit | Medium | MathBinary Search |
| 231 | Nth Magical Number | Hard | MathBinary Search |
| 232 | Number of Equal Numbers Blocks | Medium | ArrayBinary SearchInteractive |
| 233 | Number of Excellent Pairs | Hard | ArrayHash TableBinary Search |
| 234 | Number of Flowers in Full Bloom | Hard | ArrayHash TableBinary Search |
| 235 | Number of Matching Subsequences | Medium | ArrayHash TableString |
| 236 | Number of Pairs Satisfying Inequality | Hard | ArrayBinary SearchDivide and Conquer |
| 237 | Number of Subarrays With AND Value of K | Hard | ArrayBinary SearchBit Manipulation |
| 238 | Number of Subsequences That Satisfy the Given Sum Condition | Medium | ArrayTwo PointersBinary Search |
| 239 | Numbers At Most N Given Digit Set | Hard | ArrayMathString |
| 240 | Online Election | Medium | ArrayHash TableBinary Search |
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