def add(a,b):
	return a + b

def subtract(a,b):
	return a - b
	
def multiply(a,b):
	return a * b
	
def divide(a,b):
	return a / b 
	
age = add(30,5)
height = subtract(78,4)
weight = multiply(90,2)
iq = divide(100,2)

print "%d, %d, %d, %d" %(age,height,weight,iq)

