what will be the output of this questions

class A

{

public void fun()

{

Console.Write("Qwerty");

}

}

class B : A

{

public void fun()

{

base.fun();

Console.WriteLine("1234567890");

}

}

class Program

{

static void Main(string[] args)

{

B b = new B();

b.fun();

Console.ReadLine();

}