Practice problems across 75+ categories
Practice coding problems across all companies and topics • 3600 problems | 879 Easy | 1856 Medium | 842 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 3271 | Strange Printer II | Hard | ArrayGraphTopological Sort |
| 3272 | Stream of Characters | Hard | ArrayStringDesign |
| 3273 | Strictly Palindromic Number | Medium | MathTwo PointersBrainteaser |
| 3274 | String Compression | Medium | Two PointersString |
| 3275 | String Compression II | Hard | StringDynamic Programming |
| 3276 | String Compression III | Medium | String |
| 3277 | String Matching in an Array | Easy | ArrayStringString Matching |
| 3278 | String to Integer (atoi) | Medium | String |
| 3279 | String Transformation | Hard | MathStringDynamic Programming |
| 3280 | String Transforms Into Another String | Hard | Hash TableStringGraph |
| 3281 | String Without AAA or BBB | Medium | StringGreedy |
| 3282 | Strings Differ by One Character | Medium | Hash TableStringRolling Hash |
| 3283 | Strobogrammatic Number | Medium | Hash TableTwo PointersString |
| 3284 | Strobogrammatic Number II | Medium | ArrayStringRecursion |
| 3285 | Strobogrammatic Number III | Hard | ArrayStringRecursion |
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