Приховати батьківські елементи

class MyClass { 

     public int x = 1, y = 2; 

class ClassA : MyClass { 

     public new int x = 3, y = 4; 

class Program { 

     static void Main() { 

          MyClass obj1 = new MyClass(); 

          ClassA obj2 = new ClassA(); 

          Console.WriteLine("obj1: {0} {1}", obj1.x, obj1.y);

          Console.WriteLine("obj2: {0} {1}", obj2.x, obj2.y);

          Console.ReadLine(); 

     } 

}

obj1: 1 2

obj2: 3 4