class Target
{
public virtual void Request()
{
Console.WriteLine("普通請求！");
}
}

class Adaptee
{
public void SpecialRequest()
{
Console.WriteLine("特殊請求！");
}
}

class Adapter : Target
{
Adaptee ad = new Adaptee();
public override void Request()
{
ad.SpecialRequest();
}
}

class Program
{
static void Main(string[] args)
{
Target ta = new Target();
ta.Request();
Target sta = new Adapter();
sta.Request();
Console.ReadKey();
}
}