[java]代碼庫/*
* 創建一個類Game，石頭，剪刀，布的游戲。
*/
public class Game {
/**
* @param args
*/
String[] s ={"石頭","剪刀","布"};
//獲取電腦出拳
String getComputer(int i)
{
String computerGuess = s[i];
return computerGuess;
}
//判斷人出拳是否為石頭，剪刀，布
boolean isOrder(String guess)
{
boolean b = false;
for(int x = 0;x < s.length; x++)
{
if(guess.equals(s[x]))
{
b = true;
break;
}
}
return b;
}
//比較
void winOrLose(String guess1,String guess2)
{
if(guess1.equals(guess2))
{
System.out.println("你出：" + guess1 + "，電腦出：" + guess2 + "。平了");
}else if(guess1.equals("石頭"))
{
}else if(guess1.equals("剪刀"))
{
if(guess2.equals("布"))
{
System.out.println("你出：" + guess1 + "，電腦出：" + guess2 + "。You Win!");
}else
{
System.out.println("你出：" + guess1 + "，電腦出：" + guess2 + "。You Lose!");
}
}else if(guess1.equals("布"))
{
if(guess2.equals("石頭"))
{
System.out.println("你出：" + guess1 + "，電腦出：" + guess2 + "。You Win!");
}else
{
System.out.println("你出：" + guess1 + "，電腦出：" + guess2 + "。You Lose!");
}
}
}
public static void main(String[] args) {
Game my = new Game();
Game computer = new Game();
Game game = new Game();
String myGuess = javax.swing.JOptionPane.showInputDialog("輸入石頭，剪刀，布：");
String computerGuess = computer.getComputer((int)(Math.floor(Math.random()*3)));
if(my.isOrder(myGuess))
{
game.winOrLose(myGuess, computerGuess);
}else
{
System.out.println("你輸入的不是石頭，剪刀，布！");
}
}
}
//源代碼片段來自云代碼http://yuncode.net
