public class Hello
{
	public static void main( String argv[])
	{
		// Default is "World"
		// Author: Chris (c8yan@ucsd.edu)
		String name = "World";
		if (argv.length != 0)
		{
			name = argv[0];
		}
		Greeter greeter = new Greeter(name);
		System.out.println(greeter.greet());
	}
}