Practice problems across 75+ categories
Practice problems frequently asked at Meta • 2900 problems | 652 Easy | 1528 Medium | 703 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 2281 | Product's Price for Each Store | Easy | Database |
| 2282 | Products With Three or More Orders in Two Consecutive Years | Medium | Database |
| 2283 | Product's Worth Over Invoices | Easy | Database |
| 2284 | Profitable Schemes | Hard | ArrayDynamic Programming |
| 2285 | Project Employees I | Easy | Database |
| 2286 | Project Employees II | Easy | Database |
| 2287 | Project Employees III | Medium | Database |
| 2288 | Promise Pool | Medium | JavaScript |
| 2289 | Pseudo-Palindromic Paths in a Binary Tree | Medium | Bit ManipulationTreeDepth-First Search |
| 2290 | Put Boxes Into the Warehouse I | Medium | ArrayGreedySorting |
| 2291 | Put Boxes Into the Warehouse II | Medium | ArrayGreedySorting |
| 2292 | Put Marbles in Bags | Hard | ArrayGreedySorting |
| 2293 | Pyramid Transition Matrix | Medium | Hash TableStringBacktracking |
| 2294 | Queens That Can Attack the King | Medium | ArrayMatrixSimulation |
| 2295 | Queries on a Permutation With Key | Medium | ArrayBinary Indexed TreeSimulation |
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