using System;

public class Program

{

    public static void Main()

    {

        factorial();

    }

​

     private static void factorial()

     {

            int[] arrNumber = {1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20};

            Console.WriteLine("Факториал числа " + arrNumber[19] + " =");

         for(int x = 0;x < arrNumber[19]; x++){

             Console.Write("*"+arrNumber[x]);

         }

        }

    }