public class IDCard extends Card {

    private String idNum; //the ID number

    /**
     * default constructor for IDCard
     */
    public IDCard() {
        super();
        idNum = "00000000";
    }

    /**
     * modified constructor for IDCard
     * @param n the person's name
     * @param id the ID number
     */
    public IDCard(String n, String id) {
        super(n);
        idNum = id;
    }

    /**
     * gets the ID number
     * @return idNum the ID number
     */
    public String getID() {
        return idNum;
    }
}