Practice problems across 75+ categories
Practice problems frequently asked at Sorting • 464 problems | 89 Easy | 273 Medium | 101 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 31 | Binary Trees With Factors | Medium | ArrayHash TableDynamic Programming |
| 32 | Boats to Save People | Medium | ArrayTwo PointersGreedy |
| 33 | Box Stacking Problem | Medium | Dynamic ProgrammingDPSorting |
| 34 | Brace Expansion | Unknown | StringBacktrackingStack |
| 35 | Brace Expansion II | Hard | Hash TableStringBacktracking |
| 36 | Brightest Position on Street | Medium | ArraySortingPrefix Sum |
| 37 | Buy Two Chocolates | Easy | ArrayGreedySorting |
| 38 | Campus Bikes | Medium | ArraySortingHeap (Priority Queue) |
| 39 | Can Make Arithmetic Progression From Sequence | Easy | ArraySorting |
| 40 | Car Fleet | Medium | ArrayStackSorting |
| 41 | Car Pooling | Medium | ArraySortingHeap (Priority Queue) |
| 42 | Check If a String Can Break Another String | Medium | StringGreedySorting |
| 43 | Check if an Array Is Consecutive | Easy | ArrayHash TableSorting |
| 44 | Check if Array is Good | Easy | ArrayHash TableSorting |
| 45 | Check if Grid can be Cut into Sections | Medium | ArraySorting |
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