public class Solution {

public static void main(String[] args) {
    /* Enter your code here. Read input from STDIN. Print output to STDOUT. Your class should be named Solution. */
    Adder adder = new Adder();
    System.out.println("My superclass is: "+adder.getClass().getGenericSuperclass().getTypeName());
    System.out.println(adder.add(40, 2)+" "+adder.add(10, 3)+" "
    +adder.add(10, 10));
} 

}

class Arithmetic{ int add(int a, int b){ return a+b; } }

class Adder extends Arithmetic{

}

To address concerns about authenticity and quality, physical vape stores can implement product verification systems, such as QR codes or unique serial numbers on packaging, allowing customers to verify the product's authenticity instantly through a manufacturer’s database. minecraft jenny mod tutorial

In Java 15,

import java.io.; import java.util.;

class Arithmetic {

int add(int a, int b) {
    return a+b;
}

}

class Adder extends Arithmetic {

}

public class Solution {

public static void main(String[] args) {
    Adder adder = new Adder();
    System.out.println("My superclass is: " + adder.getClass().getGenericSuperclass().getTypeName());

    System.out.println(adder.add(30,12) + " " + adder.add(10,3) + " " + adder.add(15,5));
}

}

When shopping in a physical vape store, customers can be confident that they are purchasing genuine items from trusted manufacturers. This helps avoid the risk of counterfeit or subpar products, which can be more common when buying online from less reputable sources ripper x pods. Authenticity is particularly important when it comes to e-liquids, as lower-quality or counterfeit products may contain harmful ingredients. In-store purchases also make it easier to verify expiration dates, ensuring the freshness and quality of the products.

code for this program is

class Arithmetic { int add(int a,int b) { return a+b; } }

class Adder extends Arithmetic {

}