Practice problems across 75+ categories
Practice problems frequently asked at Binary Search • 309 problems | 31 Easy | 162 Medium | 115 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 31 | Count Substrings That Satisfy K-Constraint II | Hard | ArrayStringBinary Search |
| 32 | Count the Number of Fair Pairs | Medium | ArrayTwo PointersBinary Search |
| 33 | Count the Number of Incremovable Subarrays I | Easy | ArrayTwo PointersBinary Search |
| 34 | Count the Number of Incremovable Subarrays II | Hard | ArrayTwo PointersBinary Search |
| 35 | Count the Number of K-Big Indices | Hard | ArrayBinary SearchDivide and Conquer |
| 36 | Create Sorted Array through Instructions | Hard | ArrayBinary SearchDivide and Conquer |
| 37 | Cutting Ribbons | Medium | ArrayBinary Search |
| 38 | Data Stream as Disjoint Intervals | Hard | Hash TableBinary SearchUnion Find |
| 39 | Design an Array Statistics Tracker | Hard | Hash TableBinary SearchDesign |
| 40 | Design Hit Counter | Medium | ArrayBinary SearchDesign |
| 41 | Divide Chocolate | Hard | ArrayBinary Search |
| 42 | Earliest Second to Mark Indices I | Medium | ArrayBinary Search |
| 43 | Earliest Second to Mark Indices II | Hard | ArrayBinary SearchGreedy |
| 44 | Equalize Strings by Adding or Removing Characters at Ends | Medium | StringBinary SearchDynamic Programming |
| 45 | Escape the Spreading Fire | Hard | ArrayBinary SearchBreadth-First Search |
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