Note: (Restricted functionality due to obvious reasons!)

For Mobile-Ease ⇓

Minimal Code ( Raw-View ) :
class Over { int a,b; void getData(int n1) { a=n1; b=n1; } void getData(int n1, int n2) { a=n1; b=n2; } int area() { return a*b; } } class Cover { public static void main(String alpha[]) { Over obj = new Over(); obj.getData(10); System.out.println("Area of square = "+obj.area()); Over obj2 = new Over(); obj2.getData(10,20); System.out.println("Area of rect = "+obj2.area()); } }