C++大学教程第三章实验报告.docVIP

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C大学教程第三章实验报告

Lab Exercises Class: 计科F1203 Name: Date: 2013.09.27 Score: Lab Exercise 1 — Modifying class GradeBook I Lab Objectives In this lab, you will practice: Declaring a data member. Providing set and get functions to manipulate a data member’s value. Declaring member functions with parameters. II Description of the Problem Modify class GradeBook. Include a second string data member that represents the name of the course’s instructor. Provide a set function to change the instructor’s name and a get function to retrieve it. Modify the constructor to specify two parameters—one for the course name and one for the instructor’s name. Modify member function displayMessage such that it first outputs the welcome message and course name, then outputs This course is presented by: followed by the instructor’s name. Modify the test application to demonstrate the class’s new capabilities. III Sample Output IV Your Solution #includeiostream using std::cout; using std::cin; using std::endl; #includestring using std::string; using std::getline; class GradeBook { public: void displayCourseMessage(string courseName) { cout Welcome to the grade book for\n courseName ! endl; } void setTeacherName(string teachername) { teacherName = teachername; } string getTeacherName() { return teacherName; } void displayTeacherMessage() { cout This course is presented by:\n getTeacherName() . endl; } private: string teacherName; }; int main() { string nameOfCourse; string nameOfTeacher; GradeBook myGradeBook; cout Please enter the course name: endl; getline( cin, nameOfCourse ); getchar(); cout Initial teacher name is: myGradeBook.getTeacherName() endl; cout \nPlease enter the teacher name: endl; getline( cin, nameOfTeacher ); myGradeBook.setTeacherName( nameOfTeacher ); cout endl; myGradeBook.displayCourseMessage( na

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