// Fig. 4.12: GradeBook.h
// Definition of class GradeBook that determines a class average.
// Member functions are defined in GradeBook.cpp
#include <string> // program uses C++ standard string class
using std::string;

// GradeBook class definition
class GradeBook
{
public:
   GradeBook( string ); // constructor initializes course name
   void setCourseName( string ); // function to set the course name
   string getCourseName(); // function to retrieve the course name
   void displayMessage(); // display a welcome message
   void determineClassAverage(); // averages grades entered by the user
private:
   string courseName; // course name for this GradeBook
}; // end class GradeBook 

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