using System;
using Unit4.CollectionsLib;
using System.Linq;
using System.Text;

namespace Lab_18_02
{
    class Program
    {
        public static bool CheckPolydrom(int n)
        {
            string st = n.ToString();
            for (int i = 0; i < st.Length / 2; i++)
                if (st[i] != st[st.Length - i - 1])
                    return false;
            return true;
        }

        public static bool NodePolyndrom(Node<int> n)
        {
            Stack<int> s = new Stack<int>();
            if (n == null)
                return false;
            while (n!= null && n.GetInfo() != 0)
            {
                s.Push(n.GetInfo());
                n = n.GetNext();
            }
            if (n == null)
                return false;
            n = n.GetNext();
            while (n != null)
            {
                if (s.Pop() != n.GetInfo())
                    return false;
                if (!CheckPolydrom(n.GetInfo()))
                    return false;
                n = n.GetNext();
            }

            return true;
        }

        static void Main(string[] args)
        {
            DateTime t;
            while (true)
            {
                t = DateTime.Now;
                t = t.AddMinutes(-44);
                if (t.Hour < 10)
                    Console.Write("0");
                Console.Write(t.Hour + ":");
                if (t.Minute < 10)
                    Console.Write("0");
                Console.Write(t.Minute + ":");
                if (t.Second < 10)
                    Console.Write("0");
                Console.WriteLine(t.Second);
                System.Threading.Thread.Sleep(1000);
                Console.Clear();
            }
        }
    }
}