Practice problems across 75+ categories
Practice problems frequently asked at Meta • 2900 problems | 652 Easy | 1528 Medium | 703 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 2371 | Remove Sub-Folders from the Filesystem | Medium | ArrayStringDepth-First Search |
| 2372 | Remove Trailing Zeros From a String | Easy | String |
| 2373 | Remove Vowels from a String | Easy | String |
| 2374 | Removing Minimum and Maximum From Array | Medium | ArrayGreedy |
| 2375 | Removing Minimum Number of Magic Beans | Medium | ArrayGreedySorting |
| 2376 | Removing Stars From a String | Medium | StringStackSimulation |
| 2377 | Rename Columns | Easy | Database |
| 2378 | Reorder Data in Log Files | Medium | ArrayStringSorting |
| 2379 | Reorder List | Medium | Linked ListTwo PointersStack |
| 2380 | Reorder Routes to Make All Paths Lead to the City Zero | Medium | Depth-First SearchBreadth-First SearchGraph |
| 2381 | Repeat String | Easy | JavaScript |
| 2382 | Repeated DNA Sequences | Medium | Hash TableStringBit Manipulation |
| 2383 | Repeated String Match | Medium | StringString Matching |
| 2384 | Repeated Substring Pattern | Easy | StringString Matching |
| 2385 | Replace Elements in an Array | Medium | ArrayHash TableSimulation |
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