/* a little recursion... */

#include<stdio.h>

int fact(int);

int main()
{
	int i, j;

	printf("Enter a number\n");
	scanf("%d", &i);

	j = fact(i);
	printf("%d factorial is %d\n", i, j);
}

int fact(int n)
{
	if (n == 1)
		return 1;
	else
		return (n * fact(n - 1.0));
}