#!/usr/bin/env python

#coding:utf-8

import math

from functools import reduce

def is_palindrome(n):

    a1 = str(n)

    a = int(len(a1) / 2)

    b1 = a1[:a]

    b2 = a1[-a:]

    b3 = b2[::-1]

    if b3 == b1:

        return 1

    elif len(a1) ==1:

        return 1

    else :

        return 0

output = filter(is_palindrome, range(1, 1000))

print('1~1000:', list(output))

if list(filter(is_palindrome, range(1, 200))) == [1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 22, 33, 44, 55, 66, 77, 88, 99, 101, 111, 121, 131, 141, 151, 161, 171, 181, 191]:

    print('测试成功!')

else:

    print('测试失败!')