include stdafx include math include iostream using namespace std int f

#include "stdafx.h"
#include "math.h"
#include <iostream>

using namespace std;

int factorial (int N);

double foo (int k)
{ k=9;
	return (factorial(4)/k);
}

void main()
{  

  cout<<foo(3);
}

int factorial (int N)
{
  long long int fact=1;
  
  for (int i=1; i<=N;i++)
	  fact*=i;
  return fact;
}