import java.util.ArrayList; // import-setning henter klassen fra java-biblioteket 


public class Club
{
    // Opprettet objektet og allokert dynamisk minne
    private ArrayList<Membership> memberList; 
    private int teller;

    public Club() {
       memberList = new ArrayList<Membership>(); 
       teller=0; 
     } 

    public void join (Membership member) { 
        memberList.add(teller, member); 
        teller++; 
    }
    
    public int numberOfMembers() {
        return teller; 
    } 
        
}