using System;

public class Card{
  public enum CardSuite { Spade, Heart, Club, Diamond};
  public enum CardValue { Ace = 1, Two = 2, Three = 3, Four = 4, Five = 5, 
                          Six = 6, Seven = 7, Eight = 8, Nine = 9,
                          Ten = 10, Jack = 11, Queen = 12, King = 13,
                        };

  private CardSuite suite;
  private CardValue value;

  public static Card[] allSpades = new Card[14];
  public static Card[] allHearts = new Card[14];
  public static Card[] allClubs = new Card[14];
  public static Card[] allDiamonds = new Card[14];

  static Card(){
    foreach(CardValue cv in Enum.GetValues(typeof(CardValue))){
      allSpades[(int)cv] = new Card(CardSuite.Spade, cv);
      allHearts[(int)cv] = new Card(CardSuite.Heart, cv);
      allClubs[(int)cv] = new Card(CardSuite.Club, cv);
      allDiamonds[(int)cv] = new Card(CardSuite.Diamond, cv);
    }
  }   

  public Card(CardSuite suite, CardValue value){
    this.suite = suite;
    this.value = value;
  }

  public CardSuite Suite{
    get { return this.suite; }
  }

  public CardValue Value{
    get { return this.value; }
  }

  public override String ToString(){
    return String.Format("Suite:{0}, Value:{1}", suite, value);
  }
}

 
 
 
 
 
 
 
 
 
 
 
 
The four class variables should be
systematically initialized to all cards of 
a given suite. This is most naturally done in 
a foreach loop. Such a foreach loop can be
programmed in a static constructor.