// CS0205: Cannot call an abstract base member `A.Foobar.get'// Line: 22using System;public abstract class A
{public abstract int Foobar { get; }
}public class B: A
{public override int Foobar {get{return base.Foobar;}}static voidMain(){
B b =newB();if(b.Foobar ==1) {}}}