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package gametest;public class Game {	public void star() {		System.out.println("开机开机准备上线！");	}	public void play() {		System.out.println("开始打游戏咯。。。");	}	public void end() {		System.out.println("累死了，关机睡觉！");	}}

package gametest;public class DNF extends Game {	public void play() {		System.out.println("刷深渊中。。。");	}}

package gametest;public class LOL extends Game {	public void play() {		System.out.println("对线单杀，EAQAWAA...");	}}

package gametest;public class CS extends Game {	public void play() {		System.out.println("中门对狙中...");	}}

package gametest;public class Player {	public void happy(Game game) {		game.star();		game.play();		game.end();		System.out.println("拿到工资100元。。。。。。。");	}}

package gametest;public class Client {	public static void main(String[] args) {		Game game1 = new DNF();		Game game2 = new LOL();		Game game3 = new CS();		Player play = new Player();		play.happy(game1);		play.happy(game2);		play.happy(game3);	}}

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