test daty

using System;

namespace test_daty
{
    class Program
    {
        static void Main(string[] args)
        {
            DateTime date1 = DateTime.Today;
            Console.WriteLine(date1.ToString("dd/MM/yyyy"));
            string dk = (date1.ToString("dd"));
            string mk = (date1.ToString("MM"));
            string rk = (date1.ToString("yyyy"));
            DateTime date2 = new DateTime(2019, 7, 1);
            Console.WriteLine(dk + "," + mk + "," + rk + "r" );
            Console.WriteLine(date2.ToString("dd/MM/yyyy"));
            TimeSpan date_k = date2 - date1;
            Console.WriteLine(date_k.ToString("dd"));
            int dmk = (Convert.ToInt32(date_k.ToString("dd")));
            Console.WriteLine(dmk);
            dmk = dmk / 30;
            Console.WriteLine(dmk);
        }
    }
}