import java.util.ArrayList;
/** A piece of paper -- version 1
 */
public class Paper1  { 
   
    private double width, height;
    private double minUsefulDimension = 3.5;
    
    /** Creates a new instance of Paper */
    public Paper1(double w, double h) {
        this.width = w;
        this.height = h;
    }
    
    /** Decide if a piece of paper is big enough to be useful
    public boolean isBigEnough() {
        if (this.width >= minUsefulDimension && /*** POINT X ***/
            this.height >= minUsefulDimension) {
                return true;
            } else {
                return false;
            }
    }
    
    /** Filter to return only the big enough pieces of paper.
     */
    public ArrayList goodPapersOnly(ArrayList all) {
        ArrayList output = new ArrayList();
        java.util.Iterator aIter = all.iterator();
        while (aIter.hasNext()) {
            Paper1 aPiece = (Paper1) aIter.next();
            
            if (aPiece.width >= minUsefulDimension && /*** POINT Y ***/
            aPiece.height >= minUsefulDimension) {
                
                output.add(aPiece);
                
            }            
        }
        return output;        
    }
    
//end class    
}