public class ExtendsTestProg {
public static void main (String [] args) {
ClassC cls = new ClassC ();
cls.procedureA ();
cls.procedureB ();
cls.procedureC ();
}
public static class ClassA {
public void procedureA () {
System.out.println ("A");
}
}
public static class ClassB extends ClassA {
public void procedureB () {
System.out.println ("B");
}
}
public static class ClassC extends ClassB {
public void procedureC () {
System.out.println ("C");
}
}
}