def month(x,y):
    z = x * y
    print(z)
month(2,4)

def month2(a,b):
    return a * b

c = month2(10,10)
print(c)



def month3():
    return 0

f = month3()
print(f)


def month4(t,p):
    r = t + p
    return r

E = month4(20,20)
print(E)
