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def add(a, b):
print "ADDING %d + %d" % (a, b)
return a + b
def subtract(a, b):
print "SUBTRACTING %d - %d" % (a, b)
return a - b
def multiply(a, b):
print "MULTIPLYING %d * %d" % (a, b)
return a * b
def divide(a, b):
print "DIVIDING %d / %d" % (a, b)
return a / b
print "Let's do some math with just functions!"
age = add(30, 5)
height = subtract(78, 4)
weight = multiply(90, 2)
iq = divide(100, 2)
print "Age: %d, Height: %d, Weight: %d, IQ: %d" % (age, height, weight, iq)
# A puzzle for the extra credit, type it in anyway
print "Here is a puzzle."
# age + height - weight * (iq / 2)
# 35 + 74 - 180 * (50 / 2)
what = add(age, subtract(height, multiply(weight, divide(iq, 4))))
print "That becomes: ", what, "Can you do it by hand?"
# 25 + (75 + (125 * 3))
what2 = add(25, add(75, multiply(125, 3)))
print "That becomes: ", what2