反序数
#include<stdio.h>
int main()
{
int number,a,b,c,d,e;
number=12345;
printf("输入的5位数：%d\n",number);
a=number/10000;
b=(number-a*10000)/1000;
c=(number-a*12000)/100;
d=(number-a*12300)/10;
e=(number%10);
printf("反序数是:%d%d%d%d%d\n",e,d,c,b,a);
return 0;
}