int main(int argc, char* argv[])
{
Boss* b = new Boss("胡汉三回来了");
StockObserver* so = new StockObserver("张博",b);
NBAObserver* no = new NBAObserver("赵书淇",b);
b->Attach(so);
b->Attach(no);
b->Notify();
cin.ignore();
return 0;
}
int main(int argc, char const *argv[])
{
Boss* huhansan = new Boss();
StockObserver* tongshi1 = new StockObserver("aaa",huhansan);
StockObserver* tongshi2 = new StockObserver("bbb",huhansan);
huhansan->Attach(tongshi1);
huhansan->Attach(tongshi2);
huhansan->Detach(tongshi1);
huhansan->setSubjectState("我胡汉三回来了");
huhansan->Notify();
return 0;
}