using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApplication10
{
    class Program
    {
        static void Main(string[] args)
        {
            DateTime localDate = DateTime.Now;

            Console.WriteLine("Mamy rok:" + localDate.Year);

            List<int> graduationYears = new List<int>();
            List<int> evenGraduationYears = new List<int>();
            int endYear;
            do
            {
                Console.WriteLine("Wprowadź za ile lat zakończysz studia");
                String yearLeft = Console.ReadLine();
                int numberLeft = Int32.Parse(yearLeft);
                endYear = localDate.Year + numberLeft;
                Console.WriteLine("Studia skończymy w:" + endYear);
                graduationYears.Add(endYear);
                graduationYears.ForEach(listElement => Console.Write("{0}\n", listElement));
            } while (endYear < 2030);

            graduationYears.ForEach(listElement =>
            {
                if ((listElement % 2) == 0)
                {
                    evenGraduationYears.Add(listElement);
                };
            });
            Console.WriteLine("Parzyste lata, które wpisano:");
            evenGraduationYears.ForEach(listElement => Console.Write("{0},", listElement));
            Console.WriteLine("\n");
        }
    }
}