using System;

public class Program

{

    public static void Main()

    {

        Random rnd = new Random();

        int no, remianing, adet;

        adet = 0;

        again:  

        no = rnd.Next(50);

        remianing = no % 2; //MOD

        if (remianing!=0)

        {

            goto again;

        }

        else

        {

            adet = adet + 1;

            if (adet<6)

            {

                Console.WriteLine(no);

                goto again;

            }

            else

            {

                Console.ReadLine();

            }

        }

    }

}