Program57.cpp

/*PROGRAM USING HYBRID INHERITANCE*/

#include<iostream>
#include<string>
using namespace std;

class student 
{
protected:
    int id;
    string name;
public:
    void getstudent()
    {
        cout << "Enter student Id and student name: ";
        cin >> id >> name;
    }
};

class marks : public student
{
protected:
    int marks_math, marks_phy, marks_chem;
public:
    void getmarks()
    {
        cout << "Enter 3 subject marks: ";
        cin >> marks_math >> marks_phy >> marks_chem;
    }
};

class sports
{
protected:
    int spmarks;
public:
    void getsports()
    {
        cout << "Enter sports marks: ";
        cin >> spmarks;
    }
};

class result : public marks, public sports
{
public:
    void display()
    {
        int total_marks = marks_math + marks_phy + marks_chem;
        float avg_marks = total_marks / 3.0;
        cout << "Total marks = " << total_marks << endl;
        cout << "Average marks = " << avg_marks << endl;
        cout << "Average + sports marks = " << avg_marks + spmarks << endl;
    }
};

int main()
{
    result res;   
    res.getstudent();
    res.getmarks();
    res.getsports();
    res.display();
    return 0;
}