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// Program to calculate the area of rectangle using return values - package area; class Rectangle { public int l, b; public void getData(int m, int n) { l = m; b = n; } public int calcArea() { int area = l * b; return area; } } public class AreaRect { public static void main(String[] args) { // TODO Auto-generated method stub int a1, a2; Rectangle r1 = new Rectangle(); Rectangle r2 = new Rectangle(); r1.l = 10; r1.b = 15; a1 = r1.l * r1.b; r2.getData(20, 30); a2 = r2.calcArea(); System.out.println("The area of first rectangle = " + a1); System.out.println("The area of second rectangle = " + a2); } }
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