Draw contour diagrams to show the state of execution prior to Line 11 of the class Multiple shown in Fig. 2.27 in Sect. 2.9.

class Multiple public static void main (String[] args) { } } } class Square { Square square; Rectangle rect; square= new Square (); rect = new Rectangle(); square.setSide (2) ; rect.setSide (3, 4); square.calcArea (); rect.calcArea (); System.out.println("Square System.out.println ("Rectangle private int side, area; public Square () { } public void setSide (int s) { side = 5; side = 0; area = 0; } public void calcArea () { area = side * side; } } public int getArea () { return area; } class Rectangle { private int sideX, sideY, area; public Rectangle () { sidex = 0; sideY = 0; area = 0; } public void setSide (int sX, int sY) { sidex = sX; sideYsY; } public void calcArea () { area sidex * sideY; } "1 = + square.getArea ()); + rect.getArea () ); = 11 } public int getArea() { return area; // Line 1 // Line 2 // Line 3 // Line 4 // Line 5 // Line 6 // Line 7 // Line 8 // Line 9 // Line 10 // Line 11 // Line 12 // Line 13 // Line 14 // Line 15 // Line 16 // Line 17 // Line 18 // Line 19 // Line 20 // Line 21 // Line 22 // Line 23 // Line 24 // Line 25 // Line 26 // Line 27 // Line 28 // Line 29 // Line 30 // Line 31 // Line 32 // Line 33 // Line 34 // Line 35 // Line 36 // Line 37 // Line 38 // Line 39 // Line 40 // Line 41 // Line 42 // Line 43 // Line 44 // Line 45 // Line 46 // Line 47 // Line 48