本文实例讲述了Java实现的剪刀石头布游戏。分享给大家供大家参考,具体如下:
ChoiceAnswer.java
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public class ChoiceAnswer { String texts[] = { "石头" , "剪刀" , "布" }; int value; // 【1】石头\t【2】剪刀\t【3】布 String getText() { return texts[value - 1 ]; } ChoiceAnswer( int value) { this .value = value; } /** * 返回0表示平手,返回1表示赢,返回-1表示输 */ int compTo(ChoiceAnswer c) { if (value == c.value) { return 0 ; } if (value + 1 == c.value || (value == 3 && c.value == 1 )) { return 1 ; } return - 1 ; } } |
Game.java
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import java.util.Scanner; public class Game { void p(String s) { System.out.println(s); } void showWelcome() { p( "欢迎使用······" ); p( "请选择:【1】石头\t【2】剪刀\t【3】布" ); } @SuppressWarnings ( "resource" ) ChoiceAnswer getUserChoice() { Scanner sc = new Scanner(System.in); int userChoice = Integer.parseInt(sc.nextLine()); while (userChoice < 1 || userChoice > 3 ) { p( "你输入的不正确!请重新输入!" ); userChoice = Integer.parseInt(sc.nextLine()); } return new ChoiceAnswer(userChoice); } ChoiceAnswer getComputerChoice() { int computerChoice = ( int ) ((Math.random() * 3 ) + 1 ); return new ChoiceAnswer(computerChoice); } void showResult(ChoiceAnswer userChoice, ChoiceAnswer computerChoice) { int result = userChoice.compTo(computerChoice); if (result == 0 ) { System.out.println( "平手,您和电脑均选择了:" + userChoice.getText()); } else if (result == 1 ) { System.out.println( "恭喜,您赢了!您选择了:" + userChoice.getText() + "; 电脑选择了:" + computerChoice.getText()); } else { System.out.println( "对不起,您败了!您选择了:" + userChoice.getText() + ";电脑选择了:" + computerChoice.getText()); } } void start() { showWelcome(); ChoiceAnswer userChoice = getUserChoice(); ChoiceAnswer computerChoice = getComputerChoice(); showResult(userChoice, computerChoice); } public static void main(String a[]) { System.out.println( "服务器之家测试结果:" ); new Game().start(); } } |
运行结果:
希望本文所述对大家java程序设计有所帮助。
原文链接:http://blog.csdn.net/wenzhilanyu2012/article/details/8733661