Draw simple flowchart with arrows and circle. put number inside the circle

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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Draw simple flowchart with arrows and circle. put number inside the circle

1. Roots < empty
2. for each node in Digraph
if node is a root in Digraph
Roots <- Roots U (node}
endif
3.
4.
5.
6. end for
NOTE: ENDS get a NODE
7. label <-0
8. while Roots !empty
nextnode <- any element in Roots
10.
9.
Roots <- Roots \ {nextnode}
label ++
11.
List [nextnode] <- label
Children <- all children of nextnode in Digraph
14. Digraph <- Digraph\ {nextnode}
12.
13.
for each node in Children
if node is now a root
Roots <-Roots U {node}
end if
15.
16. .
17.
18.
19.
end for
20. end while
21. if Digraph is empty then
22.
return List
23. else
24.
return "Digraph is cyclic"
25. end if
26. end sort
Transcribed Image Text:1. Roots < empty 2. for each node in Digraph if node is a root in Digraph Roots <- Roots U (node} endif 3. 4. 5. 6. end for NOTE: ENDS get a NODE 7. label <-0 8. while Roots !empty nextnode <- any element in Roots 10. 9. Roots <- Roots \ {nextnode} label ++ 11. List [nextnode] <- label Children <- all children of nextnode in Digraph 14. Digraph <- Digraph\ {nextnode} 12. 13. for each node in Children if node is now a root Roots <-Roots U {node} end if 15. 16. . 17. 18. 19. end for 20. end while 21. if Digraph is empty then 22. return List 23. else 24. return "Digraph is cyclic" 25. end if 26. end sort
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