题目：一个5位数，判断它是不是回文数。即12321是回文数，个位与万位相同，十位与千位相同。
程序源代码：
以上实例输出结果为：
作者:公关动态
- 头条新闻
- 图片新闻
- 新闻排行榜
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https://www.niaogebiji.com/pc/article/search?keyword=谷歌快排【tg:seogoogle987】,Wg6.gif)
https://www.revere.org/search?action=SEARCH&q=谷歌快排【tg:seogoogle987】,Pib.gif)
https://www.riohondo.edu/?action=QUERY&s=谷歌快排【tg:seogoogle987】,X54.gif)
https://www.zutari.com/?s=谷歌快排【tg:seogoogle987】,in0.gif)
https://www.youm7.com/Home/Search?allwords=谷歌快排【tg:seogoogle987】,lXa.gif)
https://www.qwant.com/?q=谷歌快排【tg:seogoogle987】,alP.gif)
https://www.so.com/s?ie=utf-8&src=360sou_home&_re=0&q=谷歌快排【tg:seogoogle987】,yu2.gif)
https://www.l-and-b.jp/?page=1&s=谷歌快排【tg:seogoogle987】,Wc2.gif)
https://www.solerpalau.com/en-en/catalogsearch/result/?q=谷歌快排【tg:seogoogle987】,8vg.gif)
https://www.sweat.com/collections/vendors?q=谷歌快排【tg:seogoogle987】,wy7
