using System;
public class BaseClass
{
protected int Value;
public BaseClass()
{
Value = 123;
}
public virtual void PrintValue()
{
Console.WriteLine("Value: " + Value);
}
}
public class DerivedClass : BaseClass
{
public void PrintValue()
{
Console.WriteLine("Value = " + Value);
}
}
class MainClass
{
public static void Main()
{
DerivedClass DerivedClassObject = new DerivedClass();
DerivedClassObject.PrintValue();
}
}