View Code of Problem 93

#include<stdio.h>
int s (int a)
{
  int i,sum=0;
  for(i=1;i<a;i++)
  {if(a%i==0)
  {sum=sum+i;}
  }
  return sum;
}
int main()
{
  int n,m,i;
  scanf("%d%d",&m,&n);
  for(i=m;i<=n;i++)
  { if(s(s(i))==i)
     {
     	if(i<s(i))
     	{
		 printf("%d %d\n",i,s(i));}
	 }
  
  }
}