Bakudan 0 Newbie Poster

Hey guys
I am requesting u to help me with this programming assignement
it is all about implementing a sequence counter given simple counter code
For more information view the attachements
Thanks

/*
 * Copyright (c) 1997,98,99,2000 E.J.Dijkstra / R.Smedinga. All Rights Reserved.
 *
 * Permission to use, copy, modify, and distribute this software
 * and its documentation for NON-COMMERCIAL purposes and without
 * fee is hereby granted provided that this copyright notice
 * appears in all copies. 
 *
 * This Java source code is part of a course on Object Oriented Techniques
 * developed by E.J.Dijkstra and R.Smedinga for PTS Software, Bussum.
 */
/*
 * @version 1.1 19980109
 * @author R.Smedinga@cs.rug.nl
 */



import java.lang.*;

public class SequenceCounter extends Counter {

   
   public SequenceCounter (String[] aSequence) {
   
   }

   public void increment () { 

   }

   public void decrement () { 

   }

   public void reset () { 

   }

   public String valueAsString () { 
      return "??";
   }
}