Practice problems across 75+ categories
Practice coding problems across all companies and topics • 3600 problems | 879 Easy | 1856 Medium | 842 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 1006 | Equal Tree Partition | Medium | TreeDepth-First SearchBinary Tree |
| 1007 | Equalize Strings by Adding or Removing Characters at Ends | Medium | StringBinary SearchDynamic Programming |
| 1008 | Erect the Fence | Hard | ArrayMathGeometry |
| 1009 | Erect the Fence II | Hard | ArrayMathGeometry |
| 1010 | Escape a Large Maze | Hard | ArrayHash TableDepth-First Search |
| 1011 | Escape The Ghosts | Medium | ArrayMath |
| 1012 | Escape the Spreading Fire | Hard | ArrayBinary SearchBreadth-First Search |
| 1013 | Euler Path and Circuit | Hard | Advanced GraphsGraphDFS |
| 1014 | Evaluate Boolean Binary Tree | Easy | TreeDepth-First SearchBinary Tree |
| 1015 | Evaluate Boolean Expression | Medium | Database |
| 1016 | Evaluate Division | Medium | ArrayStringDepth-First Search |
| 1017 | Evaluate Reverse Polish Notation | Medium | ArrayMathStack |
| 1018 | Evaluate the Bracket Pairs of a String | Medium | ArrayHash TableString |
| 1019 | Even-Odd Separator | Easy | ArraysArrayPartition |
| 1020 | Even Odd Tree | Medium | TreeBreadth-First SearchBinary Tree |
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