class MTuple:
    def __init__(self, t):
        self.tuple = tuple(t)

    def __neg__(self):
        l = list(self.tuple.__iter__())
        l.reverse()
        return MTuple(l)

    def func(self, method = None, *args):
        for i in range(len(args)):
            if isinstance(args[i], MTuple):
                args[i] = args[i].tuple
        res = getattr(self, method)(args)
        if type(res) == type(tuple):
            return MTuple(res)
        else:
            return res


    def __getattr__(self, attr):
        return self.func(method = attr)