Practice problems across 75+ categories
Practice coding problems across all companies and topics • 3600 problems | 879 Easy | 1856 Medium | 842 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 766 | Toeplitz Matrix | Easy | ArrayMatrix |
| 767 | Basic Calculator IV | Hard | Hash TableMathString |
| 767 | Reorganize String | Medium | Hash TableStringGreedy |
| 768 | Max Chunks To Make Sorted II | Hard | ArrayStackGreedy |
| 769 | Max Chunks To Make Sorted | Medium | ArrayStackGreedy |
| 771 | Jewels and Stones | Easy | Hash TableString |
| 772 | Basic Calculator III | Hard | MathStringStack |
| 773 | Sliding Puzzle | Hard | ArrayDynamic ProgrammingBacktracking |
| 773 | Split BST | Medium | TreeBinary Search TreeRecursion |
| 774 | Minimize Max Distance to Gas Station | Hard | ArrayBinary Search |
| 775 | Global and Local Inversions | Medium | ArrayMath |
| 775 | Swim in Rising Water | Hard | ArrayBinary SearchDepth-First Search |
| 777 | Swap Adjacent in LR String | Medium | Two PointersString |
| 779 | K-th Symbol in Grammar | Medium | MathBit ManipulationRecursion |
| 779 | Transform to Chessboard | Hard | ArrayMathBit Manipulation |
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