设计模式之观察者

include "observer.h"
include "subject.h"
include <string>

using namespace std;

int main()
{
Subject secretary;
Observer college1 = Observer("张三",&secretary);
Observer college2 = Observer("李四",&secretary);

secretary.InsertCollege(college1);
secretary.InsertCollege(college2);

secretary.SetBossState("Boss is coming! Close your computer work on!");
secretary.Notify();

return 0;
}