Practice problems across 75+ categories
Practice problems frequently asked at Array • 1947 problems | 398 Easy | 1049 Medium | 497 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 1696 | Shift Distance Between Two Strings | Medium | ArrayStringPrefix Sum |
| 1697 | Shifting Letters | Medium | ArrayStringPrefix Sum |
| 1698 | Shifting Letters II | Medium | ArrayStringPrefix Sum |
| 1699 | Shopping Offers | Medium | ArrayDynamic ProgrammingBacktracking |
| 1700 | Short Encoding of Words | Medium | ArrayHash TableString |
| 1701 | Shortest Bridge | Medium | ArrayDepth-First SearchBreadth-First Search |
| 1702 | Shortest Completing Word | Easy | ArrayHash TableString |
| 1703 | Shortest Distance After Road Addition Queries I | Medium | ArrayBreadth-First SearchGraph |
| 1704 | Shortest Distance After Road Addition Queries II | Hard | ArrayGreedyGraph |
| 1705 | Shortest Distance from All Buildings | Hard | ArrayBreadth-First SearchMatrix |
| 1706 | Shortest Distance to a Character | Easy | ArrayTwo PointersString |
| 1707 | Shortest Distance to Target Color | Medium | ArrayBinary SearchDynamic Programming |
| 1708 | Shortest Distance to Target String in a Circular Array | Easy | ArrayString |
| 1709 | Shortest Impossible Sequence of Rolls | Hard | ArrayHash TableGreedy |
| 1710 | Shortest Path in a Grid with Obstacles Elimination | Hard | ArrayBreadth-First SearchMatrix |
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