Practice problems across 75+ categories
Practice problems frequently asked at Google • 3407 problems | 851 Easy | 1775 Medium | 761 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 2296 | Missing Element in Sorted Array | Medium | ArrayBinary Search |
| 2297 | Missing Number | Easy | ArrayHash TableMath |
| 2298 | Missing Number In Arithmetic Progression | Easy | ArrayMath |
| 2299 | Missing Ranges | Easy | Array |
| 2300 | Modify the Matrix | Easy | ArrayMatrix |
| 2301 | Monotone Increasing Digits | Medium | MathGreedy |
| 2302 | Monotonic Array | Easy | Array |
| 2303 | Most Beautiful Item for Each Query | Medium | ArrayBinary SearchSorting |
| 2304 | Most Common Word | Easy | ArrayHash TableString |
| 2305 | Most Expensive Item That Can Not Be Bought | Medium | MathDynamic ProgrammingNumber Theory |
| 2306 | Most Frequent Even Element | Easy | ArrayHash TableCounting |
| 2307 | Most Frequent IDs | Medium | ArrayHash TableHeap (Priority Queue) |
| 2308 | Most Frequent Number Following Key In an Array | Easy | ArrayHash TableCounting |
| 2309 | Most Frequent Prime | Medium | ArrayHash TableMath |
| 2310 | Most Frequent Subtree Sum | Medium | Hash TableTreeDepth-First Search |
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