static void Main(string[] args)
        {
            bool done = false;

            int buf1 = 0;
            int buf2 = 0;
            int buf3 = 0;
            int buf4 = 0;

            while (!done)
            {
                int input = int.Parse(Console.ReadLine().Trim());
                if ((buf1 + buf2 + buf3 + buf4) == 13)
                    done = true;
                else
                {
                    buf1 = buf2;
                    buf2 = buf3;
                    buf3 = buf4;
                    buf4 = input;
                }
            }

            Console.WriteLine("Thirteen!");
        }