Task03_Homework4

using System;

namespace Task03
{
    class Program
    {
        static void Main(string[] args)
        {
            String EGN = Console.ReadLine();
            int year = int.Parse(EGN.Substring(0, 2));
            int month = int.Parse(EGN.Substring(2, 2));
            int day = int.Parse(EGN.Substring(4, 2));
            if (month > 20 && month <= 32)
            {
                year += 1800;
                month = month - 20;
            }
            else if (month > 40 && month <= 52)
            {
                year += 2000;
                month = month - 40;
            }
            else
            {
                year += 1900;
            }


            DateTime date = new DateTime(year, month, day);
            if (day < 10)
            {
                Console.Write($"0" + day + ".");
            }
            else
            {
                Console.Write(day + ".");
            }

            if (month < 10)
            {
                Console.Write($"0" + month + ".");
            }
            else
            {
                Console.Write(month + ".");
            }

            Console.WriteLine(year);
            Console.WriteLine(date.DayOfWeek);


        }
    }
}