public class Card {
    public static final int HEARTS = 0;
    public static final int DIAMONDS = 1;
    public static final int CLUBS = 2;
    public static final int SPADES = 3;

    private int suit; //says what suit the card is (one of the above 4)
    private int rank; //says what number (or face card) it is J=11, Q=12, K=13

    public Card(int suit, int rank) {
        this.suit = suit;
        this.rank = rank;
    }

    /**
     * Returns a string like "Ace of spades" or "9 of diamonds"
     */
    public String toString() {
        return rank() + " of " + suit();
    }

    /**
     * Returns the rank of the card as a string
     * @return the rank of the card as a string.
     */
    private String rank() {
        if (rank == 13) {
            return "King";
        }
        else if (rank == 12) {
            return "Queen";
        }
        else if (rank == 11) {
            return "Jack";
        }
        else if (rank == 1) {
            return "Ace";
        }
        else {
            return rank + "";
        }
    }

    /**
     * Returns the suit of the card as a string.
     * @return the suit of the card as a string.
     */
    private String suit() {
        if (suit == HEARTS) {
            return "hearts";
        }
        else if (suit == DIAMONDS) {
            return "diamonds";
        }
        else if (suit == SPADES) {
            return "spades";
        }
        else {
            return "clubs";
        }
    }

}