using System;

public class Program

{

    public static void Main()

    {

    //Santiago Lira

        int x;

        Console.WriteLine("Write an even number");

        x = int.Parse(Console.ReadLine());

        while (x % 2 == 0) 

        {

            Console.WriteLine("Write another even number");

            x = int.Parse(Console.ReadLine());

        }

​

        Console.WriteLine("That's not an even number. The end."!"); 

    }

}