/**
 *  A simple Java program that says hello to the world (or anyone else).
 */
public class Hello {

	/**
	 *  Every Java program needs a "main" method.
	 *  @param args Any additional strings that were included on the command line.
	 */
	public static void main ( String [] args ) {

		// Display "Hello World!" if no additional strings were passed.
		if ( args.length < 1 )
			System.out.println( "Hello World!" );

		else  // otherwise, say "Hello" to every string argument passed.
			for ( int i=0; i < args.length; i++ )
				System.out.println( "Hello " + args[i] + "!" );
	}

}