代码实现:模拟斗地主洗牌和发牌，牌没有排序

package com.loaderman.test;

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

public class Test {

	/**
	 * * A:案例演示
	 * 模拟斗地主洗牌和发牌，牌没有排序
	 * 
	 * 分析:
	 * 1,买一副扑克,其实就是自己创建一个集合对象,将扑克牌存储进去
	 * 2,洗牌
	 * 3,发牌
	 * 4,看牌
	 */
	public static void main(String[] args) {
		//1,买一副扑克,其实就是自己创建一个集合对象,将扑克牌存储进去
		String[] num = {"A","2","3","4","5","6","7","8","9","10","J","Q","K"};
		String[] color = {"红桃","黑桃","方片","梅花"};
		ArrayList<String> poker = new ArrayList<>();
		
		//拼接花色和数字
		for(String s1 : color) {
			for(String s2 : num) {
				poker.add(s1.concat(s2)); 			//concat连接两个字符串
			}
		}
		poker.add("小王");
		poker.add("大王");
		//2,洗牌
		Collections.shuffle(poker);
		//3,发牌
		ArrayList<String> gaojin = new ArrayList<>();
		ArrayList<String> longwu = new ArrayList<>();
		ArrayList<String> me = new ArrayList<>();
		ArrayList<String> dipai = new ArrayList<>();
		
		for(int i = 0; i < poker.size(); i++) {
			if(i >= poker.size() - 3) {
				dipai.add(poker.get(i));					//将三张底牌存储在底牌集合中
			} else if(i % 3 == 0) {
				gaojin.add(poker.get(i));
			} else if(i % 3 == 1) {
				longwu.add(poker.get(i));
			} else {
				me.add(poker.get(i));
			}
		}
		
		//4,看牌
		System.out.println(gaojin);
		System.out.println(longwu);
		System.out.println(me);
		System.out.println(dipai);
	}
}