10) Write a program to implement following hierarchy (calculate total marks in Final Exam class with formula given [total = Test1_marks+Test2_marks+Project_marks+Theory_marks])

#include<iostream>

using namespace std;

class UnitTest

{

    protected :

             int Test1_marks, Test2_marks;

              

    public:

           void accept1()

           {

              cout<<"\n\n Enter marks of Test1 & Test2 : ";

              cin>>Test1_marks>>Test2_marks;

           }

          

           void display1()

           {

              cout<<"\n\n Test - 1 = "<<Test1_marks;

              cout<<"\n\n Test - 2 = "<<Test2_marks;

           }

};     

class Project : public UnitTest

{

   protected : 

              int project_marks;

   public : 

           void accept2()

           {

              cout<<"\n\n Enter marks of Project : ";

              cin>>project_marks;

           }

          

           void display2()

           {

              cout<<"\n\n Project Marks = "<<project_marks;

           }

         

};

class FinalExam : public Project

{

   float theory_marks, total;

   public : 

           void accept3()

           {

              cout<<"\n\n Enter marks of Theory Exam : ";

              cin>>theory_marks;

           }

        

           void calculate()

           {

              total = Test1_marks + Test2_marks + project_marks + theory_marks;

             

              cout<<"\n\n Total Marks = "<<total;

           }

};

int main()

{

   FinalExam D;

   D.accept1();

   D.display1();

   D.accept2();

   D.display2();

   D.accept3();

   D.calculate();

   return 0;

}