Each program has one mistake. Tap the line where the mistake is, then choose the change to that line that makes the program work.
5
Area: 25 Perimeter: 20
Step 1: tap the line where the mistake is.
size = input()
area = size * size
perimeter = size * 4
print('Area: ' + str(area))
print('Perimeter: ' + str(perimeter))
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