package com.tengfei.lesson06;   
import java.util.Vector;  
import java.util.LinkedList;  
import java.util.Random;  
import java.util.ListIterator;  
  
public class DealCards {  
  public static void main(String[] args) {  
    String[] suits = {"C", "D", "H", "S"};  
    String[] cardValues = { "1","2", "3", "4", "5", "6", "7", "8", "9", "10", "J", "Q", "K"};  
  
    int cardsInDeck = 52;  
    Vector<String> deck = new Vector<String>(cardsInDeck);  
    LinkedList<String> shuffledDeck = new LinkedList<String>();  
    Random chooser = new Random();             // Card chooser  
  
    // Load the deck  
    for(String suit : suits) {  
      for(String cardValue : cardValues) {  
        deck.add(cardValue+suit);  
      }  
  }  
  
    // Select cards at random from the deck to transfer to shuffled deck  
    int selection = 0;                        // Selected card index  
    for(int i = 0 ; i<cardsInDeck ; i++) {  
      selection = chooser.nextInt(deck.size());  
      shuffledDeck.add(deck.remove(selection));  
    }  
      
    // Deal the cards from the shuffled deck into four hands  
    StringBuffer[] hands = { new StringBuffer("Hand 1:"), new StringBuffer("Hand 2:"),  
                             new StringBuffer("Hand 3:"), new StringBuffer("Hand 4:")};  
    ListIterator cards = shuffledDeck.listIterator();  
     
    while(cards.hasNext()) {   
      for(StringBuffer hand : hands) {  
        hand.append(' ').append((String)(cards.next()));  
      }  
    }  
  
    // Display the hands  
    for(StringBuffer hand : hands) {  
      System.out.println(hand.toString());  
    }  
  }  
}