使用java實現猜拳小遊戲

public class User {
 
 private String u_name;
 
 private int u_score;
 
 public User() {
  super();
 }
 
 public User(String name, int score) {
  super();
  this.u_name = name;
  this.u_score = score;
 }
 
 public String getName() {
  return u_name;
 }
 
 public void setName(String name) {
  this.u_name = name;
 }
 
 public int getScore() {
  return u_score;
 }
 
 public void setScore(int score) {
  this.u_score = score;
 }
 /**
  * 出拳方法
  * @param choice 選擇的數字代表出拳（1：石頭2：剪刀3：佈）
  * @return str 返回你所選擇的出拳
  */
 public String chuQuan(int choice){
  String str = "";
  switch (choice) {
  case 1:
   str = "石頭";
   break;
  case 2:
   str = "剪刀";
   break;
  case 3:
   str = "佈";
   break;
  default:
   System.out.println("未知錯誤");
   break;
  }
  return str;
 }
 
}

public class Computer {
 
 private String c_name;
 
 private int c_score;
 
 public String getName() {
  return c_name;
 }
 
 public void setName(String name) {
  this.c_name = name;
 }
 
 public int getScore() {
  return c_score;
 }
 
 public void setScore(int score) {
  this.c_score = score;
 }
     /**
  * 出拳方法
  * @param choice 選擇的數字代表出拳（1：石頭2：剪刀3：佈）
  * @return str 返回你所選擇的出拳
  */
 public String chuQuan(int choice){
  String str = "";
  switch (choice) {
  case 1:
   str = "石頭";
   break;
  case 2:
   str = "剪刀";
   break;
  case 3:
   str = "佈";
   break;
  default:
   System.out.println("未知錯誤");
   break;
  }
  return str;
 }
}

import java.util.Scanner;
 
public class Game {
 
 Scanner input = new Scanner(System.in);
 
 private User user;
 
 private Computer computer;
 
 private int count;
 
 private int c_score;
 
 private int u_score;
 
 //初始化方法
 public void init(){
  user = new User();
  computer = new Computer();
  System.out.println("-----------------歡迎進入遊戲世界------------------");
  System.out.println("\t   **************************");
  System.out.println("\t\t**  猜拳，開始    **");
  System.out.println("\t   **************************");
  System.out.println();
  System.out.println("出拳規則：1.石頭  2.剪刀  3.佈");
  System.out.print("請選擇對方角色：（1：曹操  2：孫權  3：劉備）：");
  int key = input.nextInt();
  switch (key) {
  case 1:
   computer.setName("曹操");
   break;
  case 2:
   computer.setName("孫權");
   break;
  case 3:
   computer.setName("劉備");
   break;
  default:
   System.out.println("非法輸入...");
   break;
  }
  System.out.print("請輸入你的姓名：");
  user.setName(input.next());
  System.out.println(user.getName()+"  VS  "+computer.getName());
  begin();
 }
 
 //是否開始執行  循環執行直到輸入n結束
 public void begin(){
  System.out.print("要開始嗎（y/n）：");
//  boolean falg = true;
  String str = input.next();
  if(str.equals("y")){
   while(true){
    score();
    System.out.print("是否開始下一輪：（y/n）");
    String str1 = input.next();
    count++;
    if(str1.equals("y")){
     
    }else{
//     falg = false;
     break;
    }
   }
  }
  show();
 }
 
 //人和機器出拳並判斷勝負 此處計算比賽次數 雙方得分
 public void score(){
  System.out.print("請出拳：");
  int choice1 = input.nextInt();
  String str1 = user.chuQuan(choice1);
  int choice2 = (int)(Math.random()*3+1);
  String str2 = computer.chuQuan(choice2);
  System.out.println("你出拳"+str1);
  System.out.println(computer.getName()+"出拳"+str2);
  if(choice1 == choice2){
   System.out.println("結果：平局");
   
  }else if(choice2-choice1==-1||choice2-choice1==2){
   System.out.println("結果："+computer.getName()+"獲勝...");
   c_score++;
   computer.setScore(c_score);
  
  }else if(choice1-choice2==-1||choice1-choice2==2){
   System.out.println("結果：恭喜你，你獲勝...");
   u_score++;
   user.setScore(u_score);
 
  }
 }
 
 //顯示比賽結果並比較得得出最後勝負
 public void show(){
  System.out.println("--------------------------------");
  System.out.println(user.getName()+"  VS  "+computer.getName());
  System.out.println("對戰次數："+count+"\n\n");
  System.out.println("姓名\t得分");
  System.out.println(user.getName()+"\t"+user.getScore());
  System.out.println(computer.getName()+"\t"+computer.getScore()+"\n");
  if(user.getScore()>computer.getScore()){
   System.out.println("結果：恭喜恭喜");
  }else if(user.getScore()<computer.getScore()){
   System.out.println("結果：再接再厲");
  }else{
   System.out.println("結果：平局");
  }
  System.out.println("--------------------------------");
 }
 
}

public class Test {
 
 public static void main(String[] args) {
  // TODO Auto-generated method stub
  Game game = new Game();
  game.init();
 }
 
}