Depth-first search Algorithm o Push the root node on a stack; while (stack is not empty) { remove (pop) the top node from the stack; if (node is a goal node) return success; Push all children of node onto the stack; } return failure;
Depth-first search Algorithm o Push the root node on a stack; while (stack is not empty) { remove (pop) the top node from the stack; if (node is a goal node) return success; Push all children of node onto the stack; } return failure;
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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Question
Please use the alphabet shown in the screenshot below to code a Depth-first search (DFS)

Transcribed Image Text:Depth-first search Algorithm
• Push the root node on a stack;
while (stack is not empty) {
remove (pop) the top node from the stack;
if (node is a goal node) return success;
Push all children of node onto the stack;
}
return failure;

Transcribed Image Text:Depth-first search
• A depth-first search (DFS) explores a
path all the way to a leaf before
backtracking and exploring another
path
В
C
For example, after searching A, then
B, then D, the search backtracks
and tries another path from B
D
F
G
J
K
Node are explored in the order A B
DEHLMNIOPCFGJKQ
Q
•N will be found before J
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