import java.io.*;
import java.util.*;
public class runfact {
public static void main(String[] args) {
fact factclass;
fact factclassrecursion;
factclass = new fact();
System.out.println(factclass.FactorialWhile(3));
System.out.println(factclass.FactorialWhile(10));
System.out.println(factclassrecursion.Factorial(3));
System.out.println(factclassrecursion.Factorial(10));
}}