Practice problems across 75+ categories
Practice problems frequently asked at Google • 3407 problems | 851 Easy | 1775 Medium | 761 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 3016 | Sort the People | Easy | ArrayHash TableString |
| 3017 | Sort the Students by Their Kth Score | Medium | ArraySortingMatrix |
| 3018 | Sort Transformed Array | Medium | ArrayMathTwo Pointers |
| 3019 | Sort Vowels in a String | Medium | StringSorting |
| 3020 | Sorted GCD Pair Queries | Hard | ArrayHash TableMath |
| 3021 | Sorting the Sentence | Easy | StringSorting |
| 3022 | Sorting Three Groups | Medium | ArrayBinary SearchDynamic Programming |
| 3023 | Soup Servings | Medium | MathDynamic ProgrammingProbability and Statistics |
| 3024 | Sparse Matrix Multiplication | Medium | ArrayHash TableMatrix |
| 3025 | Special Array I | Easy | Array |
| 3026 | Special Array II | Medium | ArrayBinary SearchPrefix Sum |
| 3027 | Special Array With X Elements Greater Than or Equal X | Easy | ArrayBinary SearchSorting |
| 3028 | Special Binary String | Hard | StringRecursion |
| 3029 | Special Permutations | Medium | ArrayDynamic ProgrammingBit Manipulation |
| 3030 | Special Positions in a Binary Matrix | Easy | ArrayMatrix |
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