/** Methods for manipulating a list --a sequence of Objects
 */
public interface List211 {

    /** Make the list empty
     */
    void makeEmpty();

    /** add item e to the list
     */
    void add(Object e);
    
    /** delete an item from the list
     */
    void delete();
    
    /** = an item in the list
     */
    Object getItem();
    
    /** = the number of items in the list
     */
    int size();


}