Practice problems across 75+ categories
Practice problems frequently asked at Greedy • 420 problems | 48 Easy | 281 Medium | 91 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 406 | The Wording Game | Hard | ArrayMathTwo Pointers |
| 407 | Transform Array to All Equal Elements | Medium | ArrayGreedy |
| 408 | Two City Scheduling | Medium | ArrayGreedySorting |
| 409 | Two Furthest Houses With Different Colors | Easy | ArrayGreedy |
| 410 | Using a Robot to Print the Lexicographically Smallest String | Medium | Hash TableStringStack |
| 411 | Valid Palindrome II | Easy | Two PointersStringGreedy |
| 412 | Valid Parenthesis String | Medium | StringDynamic ProgrammingStack |
| 413 | Valid Triangle Number | Medium | ArrayTwo PointersBinary Search |
| 414 | Video Stitching | Medium | ArrayDynamic ProgrammingGreedy |
| 415 | Wiggle Sort | Medium | ArrayGreedySorting |
| 416 | Wiggle Sort II | Medium | ArrayDivide and ConquerGreedy |
| 417 | Wiggle Subsequence | Medium | ArrayDynamic ProgrammingGreedy |
| 418 | Wildcard Matching | Hard | StringDynamic ProgrammingGreedy |
| 419 | Word Abbreviation | Hard | ArrayStringGreedy |
| 420 | Zero Array Transformation III | Medium | ArrayGreedySorting |
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