1 //实验六任务5
2 #include <iostream>
3 #include <string>
4 using namespace std;
5 class Student
6 {
7 public:
8 Student(int ID,string name);
9 void setnameid()
10 {
11 cout<<"请输入姓名："<<endl;
12 cin>>name;
13 cout<<"请输入学号："<<endl;
14 cin>>ID;
15 }
16 void displaynameid()
17 {
18 cout<<"姓名："<<name<<endl;
19 cout<<"学号："<<ID<<endl;
20 }
21 virtual void setmajor() = 0;
22 virtual string getmajor() = 0;
23 virtual void setadvisor() = 0;
24 virtual string getadvisor() = 0;
25 protected:
26 string name;
27 int ID;
28 };
29 class Understud:public Student
30 {
31 public:
32 Understud(string name,int ID,string major);
33 void setmajor()
34 {
35 cout<<"请输入学号："<<endl;
36 cin>>major;
37 }
38 string getmajor()
39 {
40 cout<<"专业："<<major<<endl;
41 return major;
42 }
43 protected:
44 string major;
45 };
46 class Poststud:public Understud
47 {
48 public:
49 Poststud(string name = "***",int ID = -1,string major = "###",string advisor = "&&&");
50 void setadvisor()
51 {
52 cout<<"请输入导师姓名："<<endl;
53 cin>>advisor;
54 }
55 string getadvisor()
56 {
57 cout<<"导师姓名："<<advisor<<endl;
58 return advisor;
59 }
60 private:
61 string advisor;
62 };
63 int main()
64 {
65 Poststud p;
66 int num;
67 cout<<"请输入选项（0或1）：";
68 cin>>num;
69 if(num == 0)
70 {
71 p.displaynameid();
72 p.getmajor();
73 p.getadvisor();
74 }
75 else if(num == 1)
76 {
77 p.setnameid();
78 p.setmajor();
79 p.setadvisor();
80 p.displaynameid();
81 p.getmajor();
82 p.getadvisor();
83 }
84 return 0;
85 }
