class ReferentialTransparency {

​

    public static void main(String[] args) {

        int result = add(2, 8);

        System.out.println(result);

​

    }

    public static int add(int a, int b) {

        return a+b;

    }

    public static int multiply(int a, int b) {

        System.out.println("Multiplying a and b :" +a+ ", "+b);

        return a*b;

    }

​

}

​