3. 1
2
3
4

7. 2

10. [Algorithm ]
Algorithm)

11. 2
1.
Algorithm)
2.
Flowchart)

12. pseudocode
algorithm)
pseudocode
pseudocode algorithm
begin…end, if…else, do…while,
while, for, read print
=)

13. (flowchart)

15. 1. system flowchart)
2. Program flowchart)

20. •
•

21. •
•
•