#include<stdio.h>
int main()
{
    long int m, n, i ,  j , count=0 ;
   
    while(scanf("%ld %ld", &m, &n),m != 0, n != 0)
    {
        long int s = 0 ;
        for(i = m ; i <= n ; i++)
        {
            for(j=1 ; j < i ; j++)
                if(i%j == 0)
                    s=s+j ;
               
                if(s == i)
                {
                    if(count!=0)
                        printf(" ") ;
                    printf("%ld", i) ;
                    count++ ;
                }
                s = 0 ;
        }
        printf("\n") ;
        count=0 ;

    }

    return 0 ;
}
题目链接 http://acm.sdut.

换个什么算法 。。