Practice problems across 75+ categories
Practice problems frequently asked at Amazon • 3399 problems | 851 Easy | 1772 Medium | 756 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 3346 | Verifying an Alien Dictionary | Easy | ArrayHash TableString |
| 3347 | Video Stitching | Medium | ArrayDynamic ProgrammingGreedy |
| 3348 | Viewers Turned Streamers | Hard | Database |
| 3349 | Visit Array Positions to Maximize Score | Medium | ArrayDynamic Programming |
| 3350 | Vowel Spellchecker | Medium | ArrayHash TableString |
| 3351 | Vowels Game in a String | Medium | MathStringBrainteaser |
| 3352 | Vowels of All Substrings | Medium | MathStringDynamic Programming |
| 3353 | Walking Robot Simulation | Medium | ArrayHash TableSimulation |
| 3354 | Walking Robot Simulation II | Medium | DesignSimulation |
| 3355 | Walls and Gates | Medium | ArrayBreadth-First SearchMatrix |
| 3356 | Warehouse Manager | Easy | Database |
| 3357 | Water and Jug Problem | Medium | MathDepth-First SearchBreadth-First Search |
| 3358 | Water Bottles | Easy | MathSimulation |
| 3359 | Water Bottles II | Medium | MathSimulation |
| 3360 | Watering Plants | Medium | ArraySimulation |
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