想不到吧

def 想不到吧():
    def 阴(阴):
        yield '@'

        def 阳(阳):
            yield '*'
            yield from 阴(阳)

        yield from 阳(阳)

    yield from 阴(阴)


for 艾克斯, _杠 in zip(想不到吧(), range(256)):
    if _杠 != 0 and 艾克斯 == "@":
        print("\n")
    print(艾克斯, end='')