while True:
    try:
        want_str = input()
        want_str_len = len(want_str)
        if want_str_len % 8 == 0:
            count = int(want_str_len / 8)
            for each in range(0, count):
                print(want_str[8 * each:(8 * (each + 1))])
        else:
            count = int(want_str_len / 8)
            remainder = want_str_len % 8
            if count == 0:
                print(want_str + "0" * (8 - remainder))
            else:
                for each in range(0, count):
                    print(want_str[8 * each:(8 * (each + 1))])
                print(want_str[count * 8:] + "0" * (8 - remainder))
            

    except EOFError:
        break
灵活使用字符串切片,注意切片最后一位不包括进去