#include <iostream>
using namespace std;

class Student {
private:
  char name[30];
  int enrollment;

public:
  void getData();
};

void Student::getData() {
  cout << "Name: ";
  cin >> name;
  cout << "Enrollment: ";
  cin >> enrollment;
}

class Exam : public Student {
protected:
  const static uint NSUBS = 6;
  uint marks[NSUBS];

public:
  void getData();
};

void Exam::getData() {
  uint i;

  Student::getData();

  cout << "Enter marks for " << endl;

  for (i = 0; i < NSUBS; i++) {
    cout << "Subject " << i + 1 << ": ";
    cin >> marks[i];
  }
}

class Result : private Exam {
private:
  uint totalMarks;

public:
  void getData();
  uint getTotal();
};

void Result::getData() {
  uint i;

  Exam::getData();
  this->totalMarks = 0;

  for (i = 0; i < Exam::NSUBS; i++)
    this->totalMarks += Exam::marks[i];
}

uint Result::getTotal() { return this->totalMarks; }

int main() {
  Result r;
  r.getData();
  cout << "Total Marks: " << r.getTotal();
  return 0;
}