A directed graph that has a path from each vertex to every other vertex is known as strongly connected graph. BFS can be used to find whether a graph is strongly connected or not. Use BFS to check following graph.
A directed graph that has a path from each vertex to every other vertex is known as strongly connected graph. BFS can be used to find whether a graph is strongly connected or not. Use BFS to check following graph.
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Transcribed Image Text:A directed graph that has a path from each vertex to every other vertex is known as strongly
connected graph. BFS can be used to find whether a graph is strongly connected or not. Use BFS
to check following graph.
![BFS(G, s)
1 for each vertex u E G.V – {s}
1
u.color
= WHITE
3
u.d = ∞
4
и.л — NIL
5 s.color
= GRAY
6 s.d = 0
7
S.JI = NIL
8 Q = Ø
9 ENQUEUE(Q, s)
10 while Q + Ø
u = DEQUEUE (Q)
for each v e G.Adj[u]
11
12
3
13
if v.color
== WHITE
14
v.color
= GRAY
15
v.d = u.d + 1
16
V.T = U
17
ENQUEUE(Q, v)
18
и.color
= BLACK
2.
4.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5fd9638c-a238-48e5-9852-d4989377cdbc%2F7b82941a-447a-452e-91a2-45f8cfd3a8c1%2F0dols7e_processed.png&w=3840&q=75)
Transcribed Image Text:BFS(G, s)
1 for each vertex u E G.V – {s}
1
u.color
= WHITE
3
u.d = ∞
4
и.л — NIL
5 s.color
= GRAY
6 s.d = 0
7
S.JI = NIL
8 Q = Ø
9 ENQUEUE(Q, s)
10 while Q + Ø
u = DEQUEUE (Q)
for each v e G.Adj[u]
11
12
3
13
if v.color
== WHITE
14
v.color
= GRAY
15
v.d = u.d + 1
16
V.T = U
17
ENQUEUE(Q, v)
18
и.color
= BLACK
2.
4.
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