import java.util.Comparator;

public class GeometricObjectAreaComparator
    implements Comparator<GeometricObject>
{
  // Return 1 of o1 area > o2 area
  // Return -1 of o1 area < o2 area
  // Return 0 of o1 area == o2 area
  public int compare(GeometricObject o1, GeometricObject o2)
  {
    // fill in your code
    if (o1.getArea() > o2.getArea())
    {
        return 1;
    }
    else if (o1.getArea() < o2.getArea())
    {
        return -1;
    }
    else
    {
        return 0;
    }
  }
}