using System;

using System.Linq;

using System.Collections.Generic;

​

namespace _mygod

{

    class Program

    {

        static void Main(string[] args)

        {

            var list = Console.ReadLine().Split(' ').Select(int.Parse).ToList();

​

            for (int index = 0; index < list.Count; index++)

            {

                if (list[index] % 2 == 0)

                {

                    Console.Write($"{list[index]} ");

                }

            }

        }

    }

}