def adder():
    n = 0

    def add():
        nonlocal n
        n += 1
        return n

    return add


def retry(n: int = 5):
    def deco(f):
        def inner(*args, **kwargs):
            for _ in range(n):
                f(*args, **kwargs)

        return inner

    return deco


# @retry(5)
def foo():
    print("Hello world!")


foo = (retry(5))(foo)


@retry(15)
def bar():
    print("Bar")