#pragma once

#include <string>

class PersonT {
   public:
       PersonT();

       void Name(std::string newName);
       std::string Name() const;
       virtual std::string Role() const; 

   private:
      std::string name{"No Name"};
};

class StudentT: public PersonT {
    public:
      StudentT();

      std::string Role() const override;
      float GPA() const;
      void GPA(float newGPA);

    private:
      float gpa{0.0};
};

class GradStudentT : public StudentT {
    public:
       std::string Role() const override {
          return role;
       }

       void Role(std::string newRole){
           role = newRole;
       }
    private :
       std::string role{"TA"};
};

class ProfessorT: public PersonT {
     public:
        ProfessorT();

        std::string Role() const override;
        int Classes() const;
        void Classes(int newCount);

     private:
        int classes{0};
};

class AdminstratorT : public PersonT {
     public:
        bool Decide(std::string){
           return false;
        }

     private:
        int decision{0};
};