/**
 * Example of autoboxing and auto-unboxing
 * @author gtowell
 * Created: Jan 2021
 */
public class Wrapper
{
    public void w1(Integer ii) {
        System.out.println(ii);
        int i3 = ii; // auto unboxing
        System.out.println(i3*i3); 
        System.out.println(i3*ii); // auto unboxing
    }
    public static void main(String[] args) {
        Wrapper w = new Wrapper();  // uses default constructor
        w.w1(5); // autoboxing
    }
}