class Parent { void m1() { System.out.println("Inside m1 Method - Parent"); } } class Child extends Parent { void m1() { System.out.println("Inside m1 Method - Child"); } void add(int a,float b) { System.out.println("Inside add Method"); System.out.println(a+b); this.m1(); super.m1(); } } class Demo { public static void main(String[] args) { //System.out.println("Hello World!"); Child d = new Child(); d.add(10,20.2f); } }