Top "Breadth-first-search" questions

In graph theory, breadth-first search (BFS) is a graph search algorithm that begins at the root node and explores all the neighboring nodes.

When is it practical to use Depth-First Search (DFS) vs Breadth-First Search (BFS)?

I understand the differences between DFS and BFS, but I'm interested to know when it's more practical to use one …

algorithm graph-algorithm graph-theory depth-first-search breadth-first-search
Why is the time complexity of both DFS and BFS O( V + E )

The basic algorithm for BFS: set start vertex to visited load it into queue while queue not empty for each …

algorithm time-complexity graph-theory breadth-first-search
How does a Breadth-First Search work when looking for Shortest Path?

I've done some research, and I seem to be missing one small part of this algorithm. I understand how a …

java shortest-path breadth-first-search
Find all paths between two graph nodes

I am working on an implemtation of Dijkstras Algorithm to retrieve the shortest path between interconnected nodes on a network …

algorithm graph-theory graph-algorithm breadth-first-search
Performing Breadth First Search recursively

Let's say you wanted to implement a breadth-first search of a binary tree recursively. How would you go about it? …

algorithm breadth-first-search
How to trace the path in a Breadth-First Search?

How do you trace the path of a Breadth-First Search, such that in the following example: If searching for key 11, …

python algorithm graph breadth-first-search
Breadth First Vs Depth First

When Traversing a Tree/Graph what is the difference between Breadth First and Depth first? Any coding or pseudocode examples …

algorithm depth-first-search breadth-first-search tree-traversal
How do implement a breadth first traversal?

This is what I have. I thought pre-order was the same and mixed it up with depth first! import java.…

java breadth-first-search
Explanation of runtimes of BFS and DFS

Why are the running times of BFS and DFS O(V+E), especially when there is a node that has …

data-structures graph time-complexity depth-first-search breadth-first-search
Breadth First Search time complexity analysis

The time complexity to go over each adjacent edge of a vertex is, say, O(N), where N is number …

algorithm graph time-complexity breadth-first-search