java模拟斗地主发牌功能

public class Test7 {
 public static void main(String[] args) {
  //定义一个Map集合和List集合来存取牌号和索引
  Map<Integer, String> map = new HashMap();

  List<Integer> pokerindex = new ArrayList<>();

  //定义牌
  String[] num = {"3", "4", "5", "6", "7", "8", "9", "10", "J", "Q", "K", "A", "2"};
  String[] color = {"♥", "♠", "♣", "♦"};

  //存牌号和与之对应的索引
  int index = 0;
  for (String s : num) {
   for (String c : color) {
    map.put(index, c + s);
    pokerindex.add(index);
    index++;
   }
  }
  //存大小王
  map.put(index, "大王");
  pokerindex.add(index);
  index++;
  map.put(index, "小王");
  pokerindex.add(index);

  //打乱牌组;
  Collections.shuffle(pokerindex);

  //创建四个集合
  List<Integer> dipai = new ArrayList<>();
  List<Integer> player1 = new ArrayList<>();
  List<Integer> player2 = new ArrayList<>();
  List<Integer> player3 = new ArrayList<>();
  //将打乱的索引数组分配给三个人
  for (int i = 0; i < pokerindex.size(); i++) {
   if (i > 50) {
    dipai.add(pokerindex.get(i));
   } else if (i % 3 == 0) {
    player1.add(pokerindex.get(i));
   } else if (i % 3 == 2) {
    player2.add(pokerindex.get(i));
   } else if (i % 3 == 1) {
    player3.add(pokerindex.get(i));
   }
  }
  //给每个人的牌组排序
  Collections.sort(player1);
  Collections.sort(player2);
  Collections.sort(player3);
  Collections.sort(dipai);
  //显示每个人的牌组
  show("张三", map, player1);
  show("李四", map, player2);
  show("王五", map, player3);
  show("底牌", map, dipai);


 }

 //定义一个方法用来显示牌组
 public static void show(String name, Map<Integer, String> map, List<Integer> player) {
  System.out.print(name);
  for (int i = 0; i < player.size(); i++) {
   Integer ii = player.get(i);
   System.out.print(map.get(ii) + " ");
  }
  System.out.println();
 }
}