Practice problems across 75+ categories
Practice problems frequently asked at Amazon • 3399 problems | 851 Easy | 1772 Medium | 756 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 2296 | Most Beautiful Item for Each Query | Medium | ArrayBinary SearchSorting |
| 2297 | Most Common Word | Easy | ArrayHash TableString |
| 2298 | Most Expensive Item That Can Not Be Bought | Medium | MathDynamic ProgrammingNumber Theory |
| 2299 | Most Frequent Even Element | Easy | ArrayHash TableCounting |
| 2300 | Most Frequent IDs | Medium | ArrayHash TableHeap (Priority Queue) |
| 2301 | Most Frequent Number Following Key In an Array | Easy | ArrayHash TableCounting |
| 2302 | Most Frequent Prime | Medium | ArrayHash TableMath |
| 2303 | Most Frequent Subtree Sum | Medium | Hash TableTreeDepth-First Search |
| 2304 | Most Popular Video Creator | Medium | ArrayHash TableString |
| 2305 | Most Profitable Path in a Tree | Medium | ArrayTreeDepth-First Search |
| 2306 | Most Stones Removed with Same Row or Column | Medium | Hash TableDepth-First SearchUnion Find |
| 2307 | Most Visited Sector in a Circular Track | Easy | ArraySimulation |
| 2308 | Move Pieces to Obtain a String | Medium | Two PointersString |
| 2309 | Move Zeroes | Easy | ArrayTwo Pointers |
| 2310 | Movement of Robots | Medium | ArrayBrainteaserSorting |
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