using System;

​

public class A{

public int x;

protected int y;

private int z;

}

​

public class B : A{

private int d;

protected int e;    

void foo() 

{

    d = 2;

    e = 2;

    x=2;

    y=2;

}

​

}

public class Program

{

    public static void Main()

    {

        B B = new B();

        B.x = 1;

    }

}

//Both x and y will cause a warning as they both hide A.x and A.y.