public class Main {

	public static void main(String[] args) {		
		int res = facto(8);
		System.out.println("Resultat : " + res);
	}
	
	public static int facto(int n)
	{
		int res = 1;
		
		for (int i = 1; i <= n; i++)
		{
			res *= i;
		}
		
		return res;
	}

}