class A {
  public A() { System.out.print("A"); }
}
 class B {
  public B() { System.out.print("B"); }
}
 class C {
  public C() { System.out.print("C"); }
}
public class D extends C {    
  private A objA = new A();
  private static B objB = new B();    
  
  public D() { System.out.print("D"); }
  
  public static void main(String[] args){
    new D();
  }
}