Practice problems across 75+ categories
Practice problems frequently asked at Amazon • 3399 problems | 851 Easy | 1772 Medium | 756 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 3046 | Sqrt(x) | Easy | MathBinary Search |
| 3047 | Squares of a Sorted Array | Easy | ArrayTwo PointersSorting |
| 3048 | Squirrel Simulation | Medium | ArrayMath |
| 3049 | Stamping the Grid | Hard | ArrayGreedyMatrix |
| 3050 | Stamping The Sequence | Hard | StringStackGreedy |
| 3051 | Statistics from a Large Sample | Medium | ArrayMathProbability and Statistics |
| 3052 | Step-By-Step Directions From a Binary Tree Node to Another | Medium | StringTreeDepth-First Search |
| 3053 | Stepping Numbers | Medium | MathBacktrackingBreadth-First Search |
| 3054 | Steps to Make Array Non-decreasing | Medium | ArrayLinked ListStack |
| 3055 | Stickers to Spell Word | Hard | ArrayHash TableString |
| 3056 | Stock Price Fluctuation | Medium | Hash TableDesignHeap (Priority Queue) |
| 3057 | Stone Game | Medium | ArrayMathDynamic Programming |
| 3058 | Stone Game II | Medium | ArrayMathDynamic Programming |
| 3059 | Stone Game III | Hard | ArrayMathDynamic Programming |
| 3060 | Stone Game IV | Hard | MathDynamic ProgrammingGame Theory |
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