static void Main(string[] args) { var ym = new YearMonth(2018, 12); var afterMonth = ym.AddOneMonth(); Console.WriteLine(afterMonth.ToString()); Console.WriteLine(afterMonth.Is21Century); Console.ReadLine(); }
static void Main(string[] args) { var ym = new YearMonth(2018, 12); var afterMonth = ym.AddOneMonth(); Console.WriteLine(afterMonth.ToString()); Console.WriteLine(afterMonth.Is21Century); Console.ReadLine(); }