#include #include using namespace std; class Person { private: string firstN; string lastN; string address; public: Person(); void setfirstN( const string ); string getfirstN( void ) const; void setlastN( const string ); string getlastN( void ) const; void setaddress( const string ); string getaddress( void ) const; void display( void ) const; }; class Student : public Person { public: Student(); void setGPA( const float ); void setidNumber( const int ); void setcreditsCompleted( const int ); void setqualityPoints( const int ); float getGPA( void ) const; int getcreditsCompleted( void ) const; int getidNumber( void ) const; int getqualityPoints( void ) const; private: int idNumber; float GPA; int creditsCompleted; int qualityPoints; }; Person::Person() { firstN; lastN; address; } void Person::setfirstN( const string value ) { if ( value.length() <= 15 ) { firstN = value; } } string Person::getfirstN( void ) const { return firstN; } void Person::setlastN( const string value ) { if ( value.length() <= 15 ) { lastN = value; } } string Person::getlastN( void ) const { return lastN; } void Person::setaddress( const string value ) { if ( value.length() <= 20 ) { address = value; } } string Person::getaddress( void ) const { return address; } void Person::display( void ) const { cout << lastN << "," << firstN << " " << address; } Student::Student() { idNumber; GPA; creditsCompleted; qualityPoints; } void Student::setidNumber( const int value ) { if ( value <= 9999 ) { idNumber = value; } } int Student::getidNumber( void ) const { return idNumber; } void Student::setGPA( const float value ) { if ( value <= 4.0 ) { GPA = value; } } float Student::getGPA( void ) const { return GPA; } void Student::setcreditsCompleted( const int value ) { if ( value <= 19 ) { creditsCompleted = value; } } int Student::getcreditsCompleted( void ) const { return creditsCompleted; } void Student::setqualityPoints( const int value ) { if ( value <= 796 ) { qualityPoints = value; } } int Student::getqualityPoints( void ) const { return qualityPoints; } int main( int argc, char** argv ) { Person per1; Student stu1; stu1.setfirstN( "apple" ); cout << "welcome "<< stu1.getfirstN() << endl; stu1.display(); per1.display(); cout << endl; cout<< "hello world" << per1.getfirstN() << "."; return EXIT_SUCCESS; }

[Q&A] Student