Practice problems across 75+ categories
Practice problems frequently asked at Amazon • 3399 problems | 851 Easy | 1772 Medium | 756 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 1276 | Greatest Sum Divisible by Three | Medium | ArrayDynamic ProgrammingGreedy |
| 1277 | Grid Game | Medium | ArrayMatrixPrefix Sum |
| 1278 | Grid Illumination | Hard | ArrayHash Table |
| 1279 | Grid Teleportation Traversal | Medium | ArrayHash TableBreadth-First Search |
| 1280 | Group Anagrams | Medium | ArrayHash TableString |
| 1281 | Group By | Medium | JavaScript |
| 1282 | Group Shifted Strings | Medium | ArrayHash TableString |
| 1283 | Group Sold Products By The Date | Easy | Database |
| 1284 | Group the People Given the Group Size They Belong To | Medium | ArrayHash TableGreedy |
| 1285 | Groups of Special-Equivalent Strings | Medium | ArrayHash TableString |
| 1286 | Groups of Strings | Hard | StringBit ManipulationUnion Find |
| 1287 | Grumpy Bookstore Owner | Medium | ArraySliding Window |
| 1288 | Guess Number Higher or Lower | Easy | Binary SearchInteractive |
| 1289 | Guess Number Higher or Lower II | Medium | MathDynamic ProgrammingGame Theory |
| 1290 | Guess the Majority in a Hidden Array | Medium | ArrayMathInteractive |
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