Practice problems across 75+ categories
Practice coding problems across all companies and topics • 3600 problems | 879 Easy | 1856 Medium | 842 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 840 | Guess the Word | Hard | ArrayMathString |
| 841 | Keys and Rooms | Medium | Depth-First SearchBreadth-First SearchGraph |
| 842 | Split Array into Fibonacci Sequence | Medium | StringBacktracking |
| 844 | Backspace String Compare | Easy | Two PointersStringStack |
| 845 | Longest Mountain in Array | Medium | ArrayTwo PointersDynamic Programming |
| 846 | Hand of Straights | Medium | ArrayHash TableGreedy |
| 847 | Shortest Path Visiting All Nodes | Hard | Dynamic ProgrammingBit ManipulationBreadth-First Search |
| 848 | Shifting Letters | Medium | ArrayStringPrefix Sum |
| 849 | Maximize Distance to Closest Person | Medium | Array |
| 850 | Rectangle Area II | Hard | ArraySegment TreeLine Sweep |
| 851 | Loud and Rich | Medium | ArrayDepth-First SearchGraph |
| 852 | Peak Index in a Mountain Array | Medium | ArrayBinary Search |
| 853 | Car Fleet | Medium | ArrayStackSorting |
| 854 | K-Similar Strings | Hard | Hash TableStringBreadth-First Search |
| 855 | Exam Room | Medium | DesignHeap (Priority Queue)Ordered Set |
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