import java.util.Collections;

import java.util.LinkedList;

import java.util.List;

import java.util.ListIterator;

public class ShuffleCards {

   private String[] types = {"方块","草花","黑桃","红心"};

   private String[] values = {"2","3","4","5","6","7","8","9","10","J","Q","K","A"};

   private List<String> cards = new LinkedList<String>();

   //private int length;

   public void initCards(){

       for(int i=0;i<types.length;i++){

           for(int j=0;j<values.length;j++){

               cards.add(types[i]+values[j]);

           }

       }

       Collections.shuffle(cards);

       ListIterator lit = cards.listIterator();

       while(lit.hasNext()){

           System.out.println(lit.next());

       }

   }

   public static void main(String[] args){

       ShuffleCards sc = new ShuffleCards();

       sc.initCards();

   }

}