def f(x):
    return x * 2	

def g(x):
    return x + 5

def h(y):
    x = 10
    return y - x

def s(y):
    x = 10
    y = y - 3
    return y - x

y = g(1)
print ("g(1) is",y)

y = h(30)
print ("h(30) is",y)

x = h(30)
print ("h(30) is",x)

x = s(40)
print ("s(40) is",x)