/*
 *import what you need here
 */
public class POOArticle {
    static final int MAXEVAL = 5;

    /*
     * declare you member variables here
     */

    
    public POOArticle(String /* your auther variable */,
		      String /* your title variable */, 
		      String /* your content variable */){
        /*
         * add your code here
         */
    }
    
    public void push(String /* your message variable */){
        /*
         * add your code here
         */
    }
    
    public void arrow(String /* your message variable */){
        /*
         * add your code here
         */
    }

    public void boo(String /* your message variable */){
        /*
         * add your code here
         */
    }

    public void show(){
        /*
         * add your code here
         */
    }

    public void list(){
        /*
         * add your code here
         */
    }

}