class Person { public: string name; int age;

public:
virtual void getdata() = 0;
virtual void putdata() = 0;

virtual ~Person() = default;

};

class Professor: public Person { int publication; static int cur_id;

public:
void getdata() override
{
    cin >> name >> age >> publication;
}
void putdata() override
{
    cout << name <<" "<< age << " "<< publication << " " << ++cur_id <<endl;
}

};

class Student:public Person { int marks[6]; static int cur_id;

public:
void getdata() override
{
    cin >> name >> age;
    for(int i = 0; i < 6; i++)
        {
            cin >> marks[i];
        }
}

void putdata() override
{
    int total = 0;
    for(int i = 0; i < 6; i++)
    {
        total +=marks[i];
    }
    cout<<name <<" "<<age<<" " << total << " " << ++cur_id << endl;
}

};

int Professor::cur_id = 0; int Student::cur_id = 0;