How to realize the attendance Management system on C++

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Design an attendance management system to record students' absenteeism

1. Design students

2. Design courses

3. Design attendance

4. Enter the absence of students.

5. Revise a student's absence from class

6. Inquire about the absence of a student.

7. Count the list and number of absenteeism students over a period of time

For reference only, there are still some deficiencies, please correct more!

# include # include using namespace std;class Student {public: void setname (char * setname) {strcpy (name,setname);} void setcarname (char * setcarname) {strcpy (carname,setcarname);} void setseating_capacity (char * setseating_capacity) {strcpy (seating_capacity,setseating_capacity) } void setidentifynumber (char * setidentifynumber) {strcpy (identifynumber,setidentifynumber);} char * getname () {char * setname=name; return setname;} char * getcarname () {char * setcarname=carname; return setcarname } char * getsetseating_capacity () {char * setseating_capacity=seating_capacity; return setseating_capacity;} char * getidentifynumber () {char * setidentifynumber=identifynumber; return setidentifynumber;} private: char name [30]; char carname [30] Char seating_capacity [30]; char identifynumber [30];}; class Course:public Student {public: void setcoursename (char * setcoursename) {strcpy (coursename,setcoursename);} void setcoursetime (char * setcoursetime) {strcpy (coursetime,setcoursetime) } void setcourseplace (char * setcourseplace) {strcpy (courseplace,setcourseplace);} char * getcoursename () {char * setcoursename; setcoursename=coursename; return setcoursename;} char * getcoursetime () {char * setcoursetime; setcoursetime=coursetime Return setcoursetime;} char * getcourseplace () {char * setcourseplace; setcourseplace=courseplace; return setcourseplace;} private: char coursename [30]; char coursetime [30]; char courseplace [30];} Class Attendence:public Course {public: void setattendence (int setattendence) {int iTuno; attendence [I] = setattendence; iTunes;} int * getattendence () {int * setattendence; setattendence=attendence; return setattendence;} private: int attendence [30];} Int input (Student n [], Student I [], Course cn [], Course ct [], Course cp [], Attendence a []); int modify (Student I [], Course cn [], Course ct [], Course cp [], Attendence attendence [], int totalnumber); int search (Student n [], Student I [], Course cn [], Course ct [], Course cp [], Attendence a [], int totalnumber)) Int statistic (Student n [], Student I [], Course cn [], Course ct [], Course cp [], Attendence a [], int totalnumber); void bubble (int arr [], int len); Student n [20]; Student I [20]; Course cn [20]; Course ct [20]; Course cp [20]; Attendence a [20]; int totalnumber=0;char name [30]; char identifynumber [30]; char coursename [30]; char coursetime [30]; char courseplace [30]; int attendence;int array [30] Int att [30]; int main () {while (1) {cout