If you are learning to code, then asking others to code for you is not the way to go. If you are having trouble getting started, you should put some effort into making the game yourself, and then ask when you run into problems.

Start with the basics, buy a book. If you can't get hold of a good book, then as Richard suggests, The Java Tutorials is also a good place to start.

What do you mean by returning? You mean after you invoke the static method Hello.