题目550-三位数逆序输出-nyoj20140811

#include <stdio.h>
int main()
{
    int m;
    while(scanf("%d",&m)!=EOF)
    {
        int a1,a2,a3,sum,n;
        a1=m%10;
        n=(m-a1)/10;
        a2=n%10;
        a3=m/100;
        sum=100*a1+a2*10+a3;
        printf("%d ",sum);
        }
        return 0;
    }