static void Main(string[] args) { radio travel_radio = new radio(); travel_radio.onoff = true; travel_radio.volume = 2; travel_radio.radio_freq = 20000.45f; Console.WriteLine(travel_radio.printdata()); Console.WriteLine("\n"); bool cont = true; do { Console.WriteLine("1. Print current status\n2. Change status\n3. End program"); int input = int.Parse(Console.ReadLine()); switch (input) { case 1: Console.WriteLine(travel_radio.printdata()); Console.WriteLine("\n"); break; case 2: travel_radio.ChangeData(); break; case 3: Console.WriteLine("Ending program"); cont = false; break; } } while (cont == true); //printdata prints radio's current status //change_data changes radio's status Console.ReadLine(); }