using System;

public partial class A
{
  protected string text;

  public A ( string text)
  {
    this.text = text;
  }

  public void DoWork()
  {
    Console.WriteLine ("Do Work!");
  }

  public void DoSomething()
  {
    Console.WriteLine ("Do Work {0}", text);
  }
}

public partial class A
{
  public void DoWork2()
  {
    Console.WriteLine ("Do Work 2!");
  }
}

public partial class B : A
{
  //mora da postoji ovakav konstruktor kao klasi A
  public B(string text) : base(text)
  {
  }

  public void DoWork3()
  {
    Console.WriteLine ("Do Work {0} ", text);
  }
}


public partial class B : A
{
  public void DoWork4()
  {
    Console.WriteLine ("Do Work {0} ", text);
  }
}


class MainClass {
  public static void Main (string[] args) {

     B b = new B("KOLE");
     b.DoWork3();

     b.DoWork();
     b.DoWork2();

     b.DoWork4();

     b.DoSomething();
  }
}