studentcs.cpp

一次作业练习

#include "StudentCS.h"



//Constructing an empty StudentCS-object
StudentCS::StudentCS()
{

}

//has constructed an student-object with name = n, 
// student_id = id, course1 = 0, course2 = 0
StudentCS::StudentCS(string n, int id)
: Student(n,id){
         set_course1(0);
         set_course2(0);
}

//pre: fin contains at least one line with a name and a 
//     student-id, and the credit points of course1 and 
//     course2
//post: has read and stored the name and student-id and 
//      the credit points of course1 and course2
void StudentCS::read(istream& fin)
{
  int c1,c2;
  Student::read(fin);
  fin>>c1>>c2;
  set_course1(c1);
  set_course2(c2);
}

//post: has written a line containing the name, student_id and 
//      course1 and course 2
void StudentCS::write(ostream& fout)
{
 fout<<"CS       ";
 Student::write(fout);
 fout<<setw(10)<<get_course1()<<setw(10)<<get_course2()<<endl;
}

//set i as the value of course1
void StudentCS::set_course1(int i)
{
 course1=i;
}

//set i as the value of course2
void StudentCS::set_course2(int i)
{
 course2=i;
}

//get course1's value
int StudentCS::get_course1()
{
 return course1;
}

//get course2's value
int StudentCS::get_course2()
{
 return course2;
}