internal static void Run()
{
const double pi = 3.14159;
double input = 0;
try
{
Console.Write("Radius: ");
input = double.Parse(Console.ReadLine());
Console.WriteLine("Circumference of a Circle\n\n" +
"Circumference: {0}", (2 * pi) * input);
}
catch
{
Console.WriteLine("Invalid Input.");
Exercise_10.Run();
}
}
internal static void exercise(int num)
{
switch (num)
{
case 3:
Exercise_3.Run();
break;
case 4:
Exercise_4.Run();
break;
case 5:
Exercise_5.Run();
break;
case 10:
Exercise_10.Run();
break;
}
Console.WriteLine("\nType 'menu' to return to the menu, 'exit' to close the application.");
Options();
}