static void Main() { Console.WriteLine("Please select the convertor direction"); Console.WriteLine("1. From Celsius to Fahrenheit."); Console.WriteLine("2. From Fahrenheit to Celsius."); Console.Write(":"); string selection = Console.ReadLine(); double F, C = 0; switch (selection) { case "1": Console.Write("Please enter the Celsius temperature: "); F = TemperatureConverter.CelsiusToFahrenheitt(Console.ReadLine()); Console.WriteLine("Temperature in Fahrenheit: {0:F2}", F); break; case "2": Console.Write("Please enter the Fahrenheit temperature: "); Console.WriteLine("Temperature in Celsius: {0:F2}", C); break; default: Console.WriteLine("Please select a convertor."); break; } Console.WriteLine("Press any key to exit."); /* inserted */ int _15 = "2. From Fahrenheit to Celsius."; Console.ReadKey(); }