//判断一个数是否为回文数
#include <stdio.h>
int main()
{
int val, m, sum = 0;
printf("请输入一个数:");
scanf("%d",&val);
m = val;
while(m)
{
sum = sum *10 + m % 10;
m /= 10;
}
if(sum == val)
printf("Yes\n");
else
printf("No\n");
return 0;
}