BeerTime

static void Main()
        {
            string timeNow = Console.ReadLine();
            DateTime dateNow = DateTime.Parse(timeNow);
            DateTime finishDate = DateTime.Parse("3:00 am");
            DateTime startDate = DateTime.Parse("1:00 pm");
            int result1 = DateTime.Compare(dateNow, finishDate);
            int result2 = DateTime.Compare(dateNow, startDate);

            if ( result1*result2 > 0 || result2 == 0 )
            {
                Console.WriteLine("beer time");
            }
            else
            {
                Console.WriteLine("non-beer time");
            }
        }