1    package Shapes;
2    import shapes.SSquare;
3    public class GreySpace
4    {
5        public static void main(String[] args)
6        {
7            SSquare BigGrey = new SSquare(800);
8            SSquare BigYellow = new SSquare(680);
9            SSquare SmallGrey = new SSquare(560);
10           BigGrey.area();
11           BigYellow.area();
12           SmallGrey.area();
13           double grey = (BigGrey.area() - BigYellow.area() + SmallGrey.area());
14           System.out.println("There is " +grey+ " grey space");
15       }
16   }
17