public static void Main()
Console.WriteLine("Conversion");
Console.Write("Enter value of inches: ");
inputInches = Console.ReadLine ();
if (Double.TryParse (inputInches, out inches) == true)
Console.WriteLine("Zero or negative value is not allowed.");
centimeters = inches * 2.54;
Console.WriteLine("The equivalent value of {0:#,0.0000} inches is {1:#,0.00} centimeters.", inches, centimeters);
Console.WriteLine("Invalid input.");