Data Structure Introduction › Time Complexity › Question #21499
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QWhat is the time complexity of the breadth-first search (BFS) algorithm in a graph?

ID: #21499 Time Complexity 93 views
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#21499Q ID
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Time ComplexityTopic
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  • A O(N) ✔ ✖
  • B O(log N) ✔ ✖
  • C O(N^2) ✔ ✖
  • D O(V + E), where V is the number of vertices and E is the number of edges. ✔ ✖
Correct Answer: Option D

Explanation

The breadth-first search (BFS) algorithm has a time complexity of O(V + E) in a graph.

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