Special

#include<iostream>
using namespace std;
#include<math.h>

int main()
{
  int n, i, b=1,n1,d,sum=0;

  cout << "enter an no.";
  cin >> d;
  n=d;
  while(n!=0)
  {
      n1=n%10;
      for(i=n1;i>0;i--)
      {
          b=b*i;

      }
      sum+=b;
      n=n/10;
      b=1;
  }

  if(sum==d)
  cout<<"special";
  else
  cout<<"not";

return 0;

}