/* example that demonstrates the use of a recursive function */
#include <stdio.h>
#include <math.h>

int factorial(int i)
  {
    int result;
    if (i > 1) result = i * factorial(i-1);
    else result = 1;
    return result;
  }


int main (void)
{
  int i1;
  printf("Please enter an integer number \n");
  scanf("%i",&i1);
  printf("Factorial %i = %i\n",i1,factorial(i1));
  printf("End of program");
  
}