* Store details of a club membership.
public class Membership
// The name of the member.
private String name;
// The month in which the membership was taken out.
private int month;
// The year in which the membership was taken out.
private int year;
private int membershipNumber;
* Constructor for objects of class Membership.
* @param name The name of the member.
* @param month The month in which they joined. (1 ... 12)