package com.company;
 
import java.util.*;
 
public class Main
{
 
  public static void main(String[] args)
  {
    Poke p = new Poke();
    p.shuffle();
    System.out.println("您想抽幾張牌？");
    Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
 
 
    System.out.println("抽取了"+n+"張牌，分別為：");
    Card[] c = p.draw(n);
    for (Card g :c ) System.out.print(g);
    System.out.println();
    p.sortOut(c);
    System.out.println("理牌完成！");
    for (Card g :c ) System.out.print(g);
  }
}

package com.company;
 
import java.util.Arrays;
 
/**
 * Created by ttc on 16-11-2.
 */
public class Poke
{
  Card[] m_card = null;
  int[] values = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13};
  String[] colors = {"♡", "♠", "♢", "♧"};
 
  public Poke()
  {
    m_card = new Card[52];
    for (int i = 0; i < colors.length; i++)
    {
      for (int j = 0; j < values.length; j++)
      {
        m_card[i * values.length + j] = new Card(values[j], colors[i]);
      }
    }
  }
 
  public void outPut()
  {
    //展示當前牌序
    for (int i = 0; i < m_card.length; i++)
    {
      if (i % 13 == 0) System.out.println();
      System.out.print(m_card[i]);
    }
  }
 
  public void shuffle()
  {
    //洗牌
    Card tempC = null;
    for (int i = 0; i < 52; i++)
    {
      tempC = m_card[i];
      int j = (int) (Math.random() * 51);
      m_card[i] = m_card[j];
      m_card[j] = tempC;
    }
    System.out.print("洗牌完成！");
  }
 
  public Card[] draw(int n)
  {
    //抽N張牌
    Card[] c = new Card[n];
    for (int i = 0; i < n ; i++) c[i] = m_card[i];
    return c;
  }
 
  public void sortOut(Card[] c)
  {
    //理牌
    Arrays.sort(c);
  }
}

package com.company;
 
/**
 * Created by ttc on 16-11-2.
 */
public class Card implements Comparable
{
  private int m_values;
  private String m_colors;
 
  public Card(int m_values, String m_colors)
  {
    this.m_values = m_values;
    this.m_colors = m_colors;
  }
 
  @Override
  public int compareTo(Object o)
  {
    if (this.m_values > ((Card)o).m_values) return 1;
    else if(this.m_values == ((Card)o).m_values) return 0;
    else return -1;
  }
 
  @Override
  public String toString()
  {
    String strtmp;
    switch (m_values)
    {
      case 1:
        strtmp = "A";
        break;
      case 11:
        strtmp = "J";
        break;
      case 12:
        strtmp = "Q";
        break;
      case 13:
        strtmp = "K";
        break;
      default:
        strtmp = String.valueOf(m_values);
    }
    return m_colors + strtmp + "\t";
  }
}