C#算法一道面试题:程序设计: 猫大叫一声,所有的老鼠都开始逃跑,主人被惊醒。
了解了题目之后让我们首先来看看C#算法程序的执行:
public delegate void SubEventHandler();
public abstract class Subject
...{
public event SubEventHandler SubEvent;
protected void FireAway()
...{
if (this.SubEvent != null)
this.SubEvent();
}
}
public class Cat : Subject
...{
public void Cry()
...{
Console.WriteLine(cat cryed.);
this.FireAway();
}
}
public abstract class Observer
...{
public Observer(Subject sub)
...{
sub.SubEvent += new SubEventHandler(Response);
}
public abstract void Response();
}
public class Mouse : Observer
...{
private string name;
public Mouse(string name, Subject sub) : base(sub)
...{
this.name = name;
}
public override void Response()
...{
Console.WriteLine(name + attempt to escape!);
}
}
public class Master : Observer
...{
public Master(Subject sub) : base(sub)...{}
public override void Response()
...{
Console.WriteLine(host waken);
}
}
class Class1
...{
static void Main(string[] args)
...{
Cat cat = new Cat();
Mouse mouse1 = new Mouse(mouse1, cat);
Mouse mouse2 = new Mouse(mouse2, cat);
Master master = new Master(cat);
cat.Cry();
}
}
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C#算法一道面试题的程序实现就向你介绍到这里,希望通过一道面试题对你了解C#算法有所帮助。
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