/**
 * A little program to illustrate a way to set up 
 * up a main function so that it uses command line
 * args when they are supplied, but otherwise uses
 * a set of defaults
 */
public class CommandLine
{
    public static void main(String[] args)
    {
		String[] defaultArgs = {"Z", "X", "C", "V"};
		System.out.println("Hello");
		if (args.length==0) {
			args = defaultArgs;
		}
		for (int i=0; i<args.length; i++)
		{
		    System.out.println(i + " " + args[i]);
		}
		System.out.println("Goodbye");
    }

}