// an example to illustrate the differences between shadow
// and override.

// burton rosenberg 1 July 1997

class A { 
   int i = 0 ;
   void f() {
      System.out.println("A.f") ;
   }
}

class B extends A {
   int i = 1 ;
   void f() {
      System.out.println("B.f") ;
   }
}

class C extends B {
   int i = 2 ;
   void f() {
      System.out.println("C.f") ;
   }
}

public class Example2 {

   public static void main( String [] args ) {
      C c = new C() ;
      B b = c ;
      A a = b ;
      System.out.println(
         "c.i="   + c.i + 
         ", b.i=" + b.i + 
         ", a.i ="+ a.i ) ;
      c.f() ;
      b.f() ;
      a.f() ;
   }

}