View Code of Problem 93

#include <stdio.h>
int sum(int x)
{
  int i,num=1;
  for(i=2;i<x;i++)
    if(x%i==0)num+=i;
  return num;
}
int main()
{
  int m,n,i,j;
  scanf("%d %d",&m,&n);
  if(m<=n)
  {
    for(i=m;i<=n;i++)
    {
      for(j=i+1;j<=n;j++)
      {
        if(sum(i)==j&&sum(j)==i)
          printf("%d %d\n",i,j);
      }
      
    }
  }
  return 0;
}