class MotherBoard {
// static nested class
static class USB{
int usb2 = 2;
int usb3 = 1;
int getTotalPorts(){
return usb2 + usb3;
}
}
}
public class Main {
public static void main(String[] args) {
// create an object of the static nested class
// using the name of the outer class
MotherBoard.USB usb = new MotherBoard.USB();
System.out.println("Total Ports = " + usb.getTotalPorts());
}
}