import java.util.Scanner; public class Message { /** * @param args */ public static void main(String[] args) { // TODO Auto-generated method stub // Scanner in = new Scanner(System.in); // in.next(); // java Message -g cruel world if(args[0].equals("-h")) System.out.print("Hello"); else if(args[0].equals("-g")) System.out.print("Goodbye"); for(int i = 1;i<args.length;i++) { System.out.print(" "+args[i]); System.out.println("!"); //输出 //Goodbye, cruel world! } } }