Practice problems across 75+ categories
Practice problems frequently asked at Google • 3407 problems | 851 Easy | 1775 Medium | 761 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 2941 | Similar String Groups | Hard | ArrayHash TableString |
| 2942 | Simple Bank System | Medium | ArrayHash TableDesign |
| 2943 | Simplified Fractions | Medium | MathStringNumber Theory |
| 2944 | Simplify Path | Medium | StringStack |
| 2945 | Single Element in a Sorted Array | Medium | ArrayBinary Search |
| 2946 | Single Number | Easy | ArrayBit Manipulation |
| 2947 | Single Number II | Medium | ArrayBit Manipulation |
| 2948 | Single Number III | Medium | ArrayBit Manipulation |
| 2949 | Single-Row Keyboard | Easy | Hash TableString |
| 2950 | Single-Threaded CPU | Medium | ArraySortingHeap (Priority Queue) |
| 2951 | Sleep | Easy | JavaScript |
| 2952 | Sliding Puzzle | Hard | ArrayDynamic ProgrammingBacktracking |
| 2953 | Sliding Subarray Beauty | Medium | ArrayHash TableSliding Window |
| 2954 | Sliding Window Maximum | Hard | ArrayQueueSliding Window |
| 2955 | Sliding Window Median | Hard | ArrayHash TableSliding Window |
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