static void Main(string[] args)
 {
     Console.WriteLine("Welcome to Address Book");
     AddressBookManagement.CreateDataTable();
     AddressBookManagement.DisplayDataTable();
     AddressBookManagement.CountByAddressBookType();
 }
        static void Main(string[] args)
        {
            Console.WriteLine("Welcome to Address Book Table");
            AddressBookManagement addressBook = new AddressBookManagement();

            DataTable table = new DataTable();

            addressBook.AddDataToDataTable(table);
            addressBook.ViewContact(table);
            addressBook.GetCountByType(table);
        }