【Java】斗地主

public class Card {
    private String size; // 点数
    private String color; // 花色
    private int index; // 牌的真正大小

    public Card() {
    }

    public Card(String size, String color, int index) {
        this.size = size;
        this.color = color;
        this.index = index;
    }

    public int getIndex() {
        return index;
    }

    public void setIndex(int index) {
        this.index = index;
    }

    public String getSize() {
        return size;
    }

    public void setSize(String size) {
        this.size = size;
    }

    public String getColor() {
        return color;
    }

    public void setColor(String color) {
        this.color = color;
    }

    @Override
    public String toString() {
        return size + color;
    }
}

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

public class CardsGame {
    
    public static List allCards = new ArrayList<>();

    
    static {
        String[] sizes = {"3", "4", "5", "6", "7", "8", "9", "10", "J", "Q", "K", "A", "2"};
        String[] colors = {"♥️", "♠️", "♦️", "♣️"};
        int index = 0; // 记录牌的大小
        for (String size : sizes) {
            index++;
            for (String color : colors) {
                Card c = new Card(size, color, index);
                allCards.add(c);
            }
        }
        Card c1 = new Card("", "小王", ++index);
        Card c2 = new Card("", "大王", ++index);
        Collections.addAll(allCards, c1, c2);
    }

    public static void main(String[] args) {
        System.out.println(allCards);
        // 3、洗牌
        Collections.shuffle(allCards);
        System.out.println("洗牌后 " + allCards);

        // 4、发牌（定义三个玩家，每个玩家也是一个集合容器）
        List lyl = new ArrayList<>();
        List lmy = new ArrayList<>();
        List xxx = new ArrayList<>();

        for (int i = 0; i < allCards.size() - 3; i++) {
            Card c = allCards.get(i);
            if(i % 3 == 0) {
                lyl.add(c);
            } else if (i % 3 == 1) {
                lmy.add(c);
            } else {
                xxx.add(c);
            }
        }

        //5、拿到最后三张牌
        List lastThreeCards = allCards.subList(allCards.size() - 3, allCards.size());

        // 6、给玩家的牌从大到小排序
        sortCards(lyl);
        sortCards(lmy);
        sortCards(xxx);

        // 输出每个人的牌
        System.out.println("lyl " + lyl);
        System.out.println("lmy " + lmy);
        System.out.println("xxx " + xxx);
        System.out.println("最后三张 " + lastThreeCards);
    }

    private static void sortCards(List cards) {
        Collections.sort(cards, (Card o1, Card o2) -> {
                return o2.getIndex() - o1.getIndex();
            }
        );
    }
}