Practice problems across 75+ categories
Practice problems frequently asked at Meta • 2900 problems | 652 Easy | 1528 Medium | 703 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 2326 | Rearrange K Substrings to Form Target String | Medium | Hash TableStringSorting |
| 2327 | Rearrange Products Table | Easy | Database |
| 2328 | Rearrange Spaces Between Words | Easy | String |
| 2329 | Rearrange String k Distance Apart | Hard | Hash TableStringGreedy |
| 2330 | Rearranging Fruits | Hard | ArrayHash TableGreedy |
| 2331 | Reconstruct a 2-Row Binary Matrix | Medium | ArrayGreedyMatrix |
| 2332 | Recover Binary Search Tree | Medium | TreeDepth-First SearchBinary Search Tree |
| 2333 | Rectangle Area | Medium | MathGeometry |
| 2334 | Rectangle Area II | Hard | ArraySegment TreeLine Sweep |
| 2335 | Rectangle Overlap | Easy | MathGeometry |
| 2336 | Rectangles Area | Medium | Database |
| 2337 | Recyclable and Low Fat Products | Easy | Database |
| 2338 | Redistribute Characters to Make All Strings Equal | Easy | Hash TableStringCounting |
| 2339 | Reducing Dishes | Easy | ArrayDynamic ProgrammingGreedy |
| 2340 | Reduction Operations to Make the Array Elements Equal | Medium | ArraySorting |
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