1    /* 
2     * Program to find the unoccupied area of the desk 
3     */
4    
5    package npw;
6    
7    import shapes.SRectangle;
8    import shapes.SCircle;
9    import shapes.SSquare;
10   
11   public class MessyDesk {
12       public static void main(String[] args) {
13           double deskheight = 66;
14           double deskwidth = 153;
15           double bookheight = 21;
16           double bookwidth = 29.7;
17           double labmanualheight = 25.4;
18           double labmanualwidth = 30.84;
19           double canradius = 2.52;
20           double plateradius = 10.3;
21           SRectangle desk = new SRectangle((double)deskheight, (double)deskwidth);
22           double deskarea= (double)desk.area();
23           SRectangle book = new SRectangle((double)bookheight, (double)bookwidth);
24           double bookarea = (double)(book.area() * 2.0);
25           SRectangle labmanual = new SRectangle((double)labmanualheight, (double)labmanualwidth);
26           double labmanualarea = (double)labmanual.area();
27           SCircle can = new SCircle(canradius);
28           SSquare coaster = can.circumscribingSquare();
29           double coasterarea = (double)(coaster.area() * 3.0);
30           SCircle plate = new SCircle(plateradius);
31           double platearea = (double)(plate.area() * 9.0);
32           double itemsarea = (double)(bookarea + labmanualarea + coasterarea + platearea);
33           double areanotobscured = (double)(deskarea - itemsarea);
34           System.out.println("The Area Of The Desk Not Obscured : " + areanotobscured);
35       }
36   }
37   
38