Practice problems across 75+ categories
Practice problems frequently asked at Breadth-First Search • 0 problems | 0 Easy | 0 Medium | 0 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 1 | 01 Matrix | Medium | ArrayDynamic ProgrammingBreadth-First Search |
| 2 | Add One Row to Tree | Medium | TreeDepth-First SearchBreadth-First Search |
| 3 | Alien Dictionary | Hard | ArrayStringDepth-First Search |
| 4 | All Ancestors of a Node in a Directed Acyclic Graph | Medium | Depth-First SearchBreadth-First SearchGraph |
| 5 | All Nodes Distance K in Binary Tree | Medium | Hash TableTreeDepth-First Search |
| 6 | All Paths From Source to Target | Medium | BacktrackingDepth-First SearchBreadth-First Search |
| 7 | Amount of Time for Binary Tree to Be Infected | Medium | Hash TableTreeDepth-First Search |
| 8 | Apply Substitutions | Medium | ArrayHash TableString |
| 9 | As Far from Land as Possible | Medium | ArrayDynamic ProgrammingBreadth-First Search |
| 10 | Average of Levels in Binary Tree | Easy | TreeDepth-First SearchBreadth-First Search |
| 11 | Binary Tree Level Order Traversal | Medium | TreeBreadth-First SearchBinary Tree |
| 12 | Binary Tree Level Order Traversal II | Medium | TreeBreadth-First SearchBinary Tree |
| 13 | Binary Tree Right Side View | Medium | TreeDepth-First SearchBreadth-First Search |
| 14 | Binary Tree Vertical Order Traversal | Medium | Hash TableTreeDepth-First Search |
| 15 | Binary Tree Zigzag Level Order Traversal | Medium | TreeBreadth-First SearchBinary Tree |
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