斗地主

 

 

import java.util.Arrays;

/**
 * @Author：Zxb
 * @Version：1.0
 * @Date：2022/11/15-20:35
 * @Since：jdk1.8
 * @Description：
 */
public class Exercise3 {
    /*
    1.结合数组+随机数实现斗地主发牌：
    1)准备一副新的牌！  --> 数组54！
    2)洗牌！  --> 打乱数组中存储的顺序！
    3)发牌！  54 - 17 *3 = 3    --> 每个人都是一个数组！
    可以一人一张！
    一人发17张！
    4)选地主！
    5)将底牌给地主！    --> 地主的数组进行扩容操作！
    展示每个人的手牌！
     */
    public static void main(String[] args) {
        String[] poker = {"♥A","♠A","♣A","♦A","♥2","♠2","♣2", "♦2","♥3","♠3","♣3","♦3",
                "♥4","♠4","♣4","♦4", "♥5","♠5","♣5","♦5", "♥6","♠6","♣6","♦6",
                "♥7","♠7","♣7","♦7","♥8","♠8","♣8","♦8",
                "♥9","♠9","♣9","♦9","♥10","♠10","♣10","♦10","♥J","♠J","♣J","♦J",
                "♥Q","♠Q","♣Q","♦Q","♥K","♠K","♣K","♦K","大王","小王"};
        //随机洗牌
        for (int i = 0; i < poker.length; i++) {
            int random=(int)(Math.random()*poker.length);
            String temp =poker[random];
            poker[random]=poker[i];
            poker[i]=temp;
        }
        String[] a=new String[17];
        String[] b=new String[17];
        String[] c=new String[17];
        int x=0,y=0,z=0;
        /*
        思路2：
        a:0,3,6,9....
        b:1,4,7,10...
        c:2,5,8,11...
      发到索引50；
      51,52,53为地主牌
          for (int j = 0; j < poker.length - 3; j++) {
            if (j % 3 == 0) {
                a[x++] = poker[j];
            } else if (j % 3 == 1) {
                b[y++] = poker[j];
            } else if (j % 3 == 2) {
                c[z++] = poker[j];
            }
        }

        */
        for(int i=poker.length-1;i>poker.length-18;i--){
            a[x]=poker[i];
            x++;
        }//后17张牌给a
        poker=Arrays.copyOf(poker,poker.length-17);//拿掉后17张牌,37
        for(int i=poker.length-1;i>poker.length-18;i--){
            b[y]=poker[i];
            y++;
        }
        poker=Arrays.copyOf(poker,poker.length-17);
        for(int i=poker.length-1;i>poker.length-18;i--){
            c[z]=poker[i];
            z++;
        }
        poker=Arrays.copyOf(poker,poker.length-17);//还剩3张牌
        //随机地主
        int randomIndex=(int)(Math.random()*3);
        switch(randomIndex){
            case 0:
                a=Arrays.copyOf(a,a.length+3);
                for (int j = 0; j < poker.length; j++) {
                    a[x++]=poker[j];
                }
                System.out.println("地主是a");
                break;
            case 1:
                b=Arrays.copyOf(b,b.length+3);
                for (int j = 0; j < poker.length; j++) {
                    b[y++]=poker[j];
                }
                System.out.println("地主是b");
                break;
            case 2:
                c=Arrays.copyOf(c,c.length+3);
                for (int j = 0; j < poker.length; j++) {
                    c[z++]=poker[j];
                }
                System.out.println("地主是c");
                break;
        }
        System.out.println(Arrays.toString(a));
        System.out.println(Arrays.toString(b));
        System.out.println(Arrays.toString(c));
       /* if (randomIndex==0){
            a=Arrays.copyOf(a,a.length+3);
            for(int i=0;i<3;i++){
                a[a.length-1-i]=poker[i];
            }
            System.out.println("地主是a");
            System.out.println(Arrays.toString(a));
            System.out.println(Arrays.toString(b));
            System.out.println(Arrays.toString(c));
        }else if(randomIndex==1){
            b=Arrays.copyOf(b,b.length+3);
            for(int i=0;i<3;i++){
                b[b.length-1-i]=poker[i];
            }
            System.out.println("地主是b");
            System.out.println(Arrays.toString(a));
            System.out.println(Arrays.toString(b));
            System.out.println(Arrays.toString(c));
        }else{
            c=Arrays.copyOf(c,c.length+3);
            for(int i=0;i<3;i++){
                c[c.length-1-i]=poker[i];
            }
            System.out.println("地主是c");
            System.out.println(Arrays.toString(a));
            System.out.println(Arrays.toString(b));
            System.out.println(Arrays.toString(c));*/

        }
    }

 

 

 集合版：day16

package com.javasm.homework.test;

import com.javasm.homework.action.StudentAction;
import com.javasm.homework.bean.Poke;
import com.javasm.homework.bean.User;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;


public class PokeTest {
    //一副牌
    private static List<Poke> pokeList = new ArrayList<>(54);
    //多个用户
    private static List<User> userList = new ArrayList<>(10);

    static {
        //花色
        String[] colors = {"♠", "♥", "♣", "♦"};
        //牌面
        String[] values = {"2", "3", "4", "5", "6", "7", "8", "9", "10", "J", "Q", "K", "A"};
        //大小王
        String[] kings = {"大王", "小王"};
        //初始化数据
        for (String color : colors) {
            for (String value : values) {
                Poke poke = new Poke(color, value);
                pokeList.add(poke);
            }
        }
        //大小王
        pokeList.add(new Poke("", kings[0]));
        pokeList.add(new Poke("", kings[1]));

        //洗牌
        Collections.shuffle(pokeList);
        //初始化用户
        createUser();
    }

    /**
     * 创建用户并发牌
     */
    private static void createUser() {
        /*
            发牌：依次发牌！ 发一张少一张！
            3个人
            17张
         */
        for (int i = 0; i < 3; i++) {
            //创建一个用户
            System.out.println("请输入第" + (i + 1) + "个用户的名称：");
            String inputName = StudentAction.scanner.next();

            User user = new User(inputName, null);
            //一副手牌
            List<Poke> userPokeList = new ArrayList<>(10);
            for (int j = 0; j < 17; j++) {
                int index = (int) (Math.random() * pokeList.size());
                userPokeList.add(pokeList.remove(index));
            }
            user.setUserPokeList(userPokeList);
            //存入集合中
            userList.add(user);
        }
    }

    /**
     * 测试
     *
     * @param args
     */
    public static void main(String[] args) {
        //第一个用户是地主
        User user1 = userList.get(0);
        user1.getUserPokeList().addAll(pokeList);
        //修改第一个人角色
        user1.setRole(1);

        System.out.println();
        for (User user : userList) {
            System.out.println(user);
        }

        ArrayList list = new ArrayList(10);
        list.subList()
    }
}

package com.javasm.homework.bean;

import lombok.AllArgsConstructor;
import lombok.Getter;
import lombok.NoArgsConstructor;
import lombok.Setter;

import java.util.List;

@Setter
@Getter
@AllArgsConstructor
@NoArgsConstructor
public class User {
    //名称
    private String name;
    //角色[0、农民 1、地主]
    private int role;
    //手牌
    private List<Poke> userPokeList;

    public User(String name, List<Poke> userPokeList) {
        this.name = name;
        this.userPokeList = userPokeList;
    }

    @Override
    public String toString() {
        return "User{" +
                "name='" + name + '\'' +
                ", role=" + (role == 0 ? "农民" : "地主") +
                ", userPokeList=" + userPokeList +
                '}';
    }
}

package com.javasm.homework.bean;

import lombok.AllArgsConstructor;
import lombok.Getter;
import lombok.NoArgsConstructor;
import lombok.Setter;

@Setter
@Getter
@AllArgsConstructor
@NoArgsConstructor
public class Poke {
    //花色
    private String color;
    //牌面
    private String value;

    @Override
    public String toString() {
        return this.color + this.value;
    }
}