Practice problems across 75+ categories
Practice problems frequently asked at Meta • 2900 problems | 652 Easy | 1528 Medium | 703 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 2296 | Queries on Number of Points Inside a Circle | Medium | ArrayMathGeometry |
| 2297 | Queries Quality and Percentage | Easy | Database |
| 2298 | Query Batching | Hard | JavaScript |
| 2299 | Query Kth Smallest Trimmed Number | Medium | ArrayStringDivide and Conquer |
| 2300 | Queue Reconstruction by Height | Medium | ArrayBinary Indexed TreeSegment Tree |
| 2301 | Rabbits in Forest | Medium | ArrayHash TableMath |
| 2302 | Race Car | Hard | Dynamic Programming |
| 2303 | Random Pick with Blacklist | Hard | ArrayHash TableMath |
| 2304 | Range Addition II | Easy | ArrayMath |
| 2305 | Range Frequency Queries | Medium | ArrayHash TableBinary Search |
| 2306 | Range Module | Hard | DesignSegment TreeOrdered Set |
| 2307 | Range Product Queries of Powers | Medium | ArrayBit ManipulationPrefix Sum |
| 2308 | Range Sum of BST | Easy | TreeDepth-First SearchBinary Search Tree |
| 2309 | Range Sum of Sorted Subarray Sums | Medium | ArrayTwo PointersBinary Search |
| 2310 | Range Sum Query 2D - Immutable | Medium | ArrayDesignMatrix |
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