Java 模拟斗地主

public class M1 {
    public static void main(String args[]) {
        DouDiZhu02();
    }

    private static void DouDiZhu02() {
        HashMap<Integer, String> hashMap = new HashMap<>();
        ArrayList<Integer> array = new ArrayList<>();
        String[] colors = {"♥", "♠", "♣", "?"};
        String[] numbers = {"3", "4", "5", "6", "7", "8", "9", "10", "J", "Q", "K", "A", "2"};
        int index = 0;
        for (String number : numbers) {
            for (String color : colors) {
                hashMap.put(index, color + number);
                array.add(index);
                index++;
            }
        }
        hashMap.put(index, "小王");
        array.add(index);
        index++;
        hashMap.put(index, "大王");
        array.add(index);

        Collections.shuffle(array);

        TreeSet<Integer> set0 = new TreeSet<>();
        TreeSet<Integer> set1 = new TreeSet<>();
        TreeSet<Integer> set2 = new TreeSet<>();
        TreeSet<Integer> set9 = new TreeSet<>();
        for (int i = 0; i < array.size(); i++) {
            int x = array.get(i);
            if (i >= array.size() - 3) {
                set9.add(x);
            } else if (i % 3 == 0) {
                set0.add(x);
            } else if (i % 3 == 1) {
                set1.add(x);
            } else if (i % 3 == 2) {
                set2.add(x);
            }
        }
        lookPoker2("0 ", set0, hashMap);
        lookPoker2("1 ", set1, hashMap);
        lookPoker2("2 ", set2, hashMap);
        lookPoker2("底牌 ", set9, hashMap);
    }

    private static void lookPoker2(String name, TreeSet<Integer> ts, HashMap<Integer, String> hm) {
        System.out.print(name + "的牌是：");
        for (Integer key : ts) {
            String poker = hm.get(key);
            System.out.print(poker + " ");
        }
        System.out.println();
    }

    private static void DouDiZhu01() {
        ArrayList<String> array = new ArrayList<>();
        String[] colors = {"♥", "♠", "♣", "?"};
        String[] numbers = {"2", "3", "4", "5", "6", "7", "8", "9", "10", "J", "Q", "K", "A"};
        for (String color : colors) {
            for (String number : numbers) {
                array.add(color + number);
            }
        }
        array.add("小王");
        array.add("大王");
        Collections.shuffle(array);
        //System.out.println(array);

        ArrayList<String> array0 = new ArrayList<>();
        ArrayList<String> array1 = new ArrayList<>();
        ArrayList<String> array2 = new ArrayList<>();
        ArrayList<String> arrayPoker = new ArrayList<>();
        for (int i = 0; i < array.size(); i++) {
            String poker = array.get(i);
            if (i >= array.size() - 3) {
                arrayPoker.add(poker);
            } else if (i % 3 == 0) {
                array0.add(poker);
            } else if (i % 3 == 1) {
                array1.add(poker);
            } else if (i % 3 == 2) {
                array2.add(poker);
            }
        }
        lookPoker1("0 ", array0);
        lookPoker1("1 ", array1);
        lookPoker1("2 ", array2);
    }

    private static void lookPoker1(String name, ArrayList<String> array) {
        System.out.println(name + "的牌是：");
        for (String poker : array) {
            System.out.print(poker + " ");
        }
        System.out.println();
    }
}