3.2 Subroutines
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Last updated 3:47 PM on 11/30/22
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6 Terms
1
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Define a subroutine
A set of instructions which execute a commonly used task.
2
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What is the difference between a procedure and a function?
A function returns a value but a procedure does not
3
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How do you write a subroutine in pseudo-code?(add a and b)
SUBROUTINE add(a, b)
result ← a + b
OUTPUT result
ENDSUBROUTINE
#this is a procedure
result ← a + b
OUTPUT result
ENDSUBROUTINE
#this is a procedure
4
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Write a subroutine with a return value in python. (area)
def area(l, w):
area = l * w
return area
print(area(5, 6)
#prints out 30
area = l * w
return area
print(area(5, 6)
#prints out 30
5
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How do you call subroutine without a return value? (PC, PY)
add(3, 4) #it is the same for both
6
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How do you call a subroutine with a return value?
answer ← area(l, w)
answer = area(l, w)
answer = area(l, w)