1 #include <iostream>
  2 #include <string>
  3 
  4 using namespace std;
  5 
  6 //管理者類
  7 class Manager
  8 {
  9 private:
 10     string name;
 11     Manager *nextManager;
 12 public:
 13     Manager(string n,Manager *m = NULL) : name(n),nextManager(m){};
 14     void set_name(string
 
 name)
 15     {
 16         this->name = name;
 17     }
 18     string get_name()
 19     {
 20         return this->name;
 21     }
 22     //設定下一個要處理請假資訊的管理者
 23     void set_next_manager(Manager *m)
 24     {
 25         this->nextManager = m;
 26     }
 27     Manager* get_next_manager()
 
 28     {
 29         return nextManager;
 30     }
 31     //處理請假
 32     virtual void deal_holiday(int day){};
 33 };
 34 //主管類
 35 class ZhuGuan : public Manager
 36 {
 37 public:
 38     ZhuGuan(string n,Manager *m = NULL):Manager(n,m){};
 39     virtual void deal_holiday(int day)
 40     {
 41         if
 
(day <= 0.5)
 42         {
 43             cout<<"主管："<<get_name()<<"同意請假!!"<<endl;
 44         }
 45         else if(get_next_manager() != NULL)
 46         {
 47             get_next_manager()->deal_holiday(day);
 48         }
 49     }
 50 };
 51 //人事部門類
 52 class RenShi : public Manager
 53 {
 54 public:
 55     RenShi(string n,Manager *m = NULL):Manager(n,m){};
 56     virtual void deal_holiday(int day)
 57     {
 58         if(day < 2)
 59         {
 60             cout<<"人事部："<<get_name()<<"同意請假!!"<<endl;
 61         }
 62         else if(get_next_manager() != NULL)
 63         {
 64             get_next_manager()->deal_holiday(day);
 65         }
 66     }
 67 };
 68 class ZongJingLi : public Manager
 69 {
 70 public:
 71     ZongJingLi(string n,Manager *m = NULL):Manager(n,m){};
 72     virtual void deal_holiday(int day)
 73     {
 74         if(day < 30)
 75         {
 76             cout<<"總經理："<<get_name()<<"同意請假!!"<<endl;
 77         }
 78         //總經理室最後一個進行處理的，所以一定要給出一個答覆
 79         else
 80         {
 81             cout<<"總經理："<<get_name()<<"關於你說的請假的事情，由於時間太長，以後再說吧!!"<<endl;
 82         }
 83     }
 84 };
 85 int main()
 86 {
 87     //主管Mike
 88     ZhuGuan Z_G("Mike");
 89     //人事部Tom
 90     RenShi R_S("Tom");
 91     //總經理Vincent
 92     ZongJingLi Z_J_L("Vincent");
 93 
 94     Z_G.set_next_manager(&R_S);
 95     R_S.set_next_manager(&Z_J_L);
 96 
 97     Z_G.deal_holiday(0.5);
 98     Z_G.deal_holiday(1);
 99     Z_G.deal_holiday(3);
100     Z_G.deal_holiday(31);
101     return 0;
102 }