def mainFunc():
    x = 1
    y = 2
    m = 3
    n = 4

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

    def sub(a, b):
        return a - b

    return sum(x, y) * sub(m, n)


print mainFunc()
4b2320ede96616ce3aa697a11be9e069c12d1632
def mainFunc():
    x = 1
    y = 2
    m = 3
    n = 4

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

    def sub(a, b):
        return a - b

    return sum(x, y) * sub(m, n)


print mainFunc()