class Program
  {
    static void Main(string[] args)
    {
      SchoolGirl jiaojiao = new SchoolGirl();
      jiaojiao.Name = "李嬌嬌";
      //親自出馬
      IGiveGift self = new Pursuit(jiaojiao);
      self.GiveChocolate();//送巧克力
      self.GiveDolls();//送洋娃娃
      self.GiveFlowers();//送鮮花
      //使用‘媒婆'
      IGiveGift daili = new Proxy(jiaojiao);
      daili.GiveChocolate();//送巧克力
      daili.GiveDolls();//送洋娃娃
      daili.GiveFlowers();//送鮮花
      Console.ReadKey();
    }
  }

public class SchoolGirl 
  {
    private string name;
    public string Name
    {
      get;
      set;
    }
  }

public class Pursuit : IGiveGift
  {
    SchoolGirl mm;
    public Pursuit(SchoolGirl mm)
    {
      this.mm = mm;
    }
    public void GiveDolls()
    {
      Console.WriteLine(mm.Name+"送你洋娃娃");
    }
    public void GiveFlowers()
    {
      Console.WriteLine(mm.Name + "送你鮮花");
    }
    public void GiveChocolate()
    {
      Console.WriteLine(mm.Name + "送你巧克力");
    }
  }

public class Proxy : IGiveGift
  {
    Pursuit gg;
    public Proxy(SchoolGirl mm)
    {
      this.gg = new Pursuit(mm);
    }
    public void GiveDolls()
    {
      gg.GiveDolls();
    }
    public void GiveFlowers()
    {
      gg.GiveFlowers();
    }
    public void GiveChocolate()
    {
      gg.GiveChocolate();
    }
  }

  interface IGiveGift
  {
    void GiveDolls();
    void GiveFlowers();
    void GiveChocolate();
  }