Stat.  10) Write a C++ Program to display Names, Roll No.,
           and grades of 3 students who have appeared in the
           examinationn. Declare the class of name, Roll No.
           and grade. Create an array of class objects.Read
           and display the contents of the array.

Code :

#include <iostream>

using namespace std;

class Student_Info{
    int roll_number;
    char student_name[50], grade[2];

    public:
        void read_data(int count){
            cout<<"\n\n--------- Enter student "<<count+1<<" information ---------\n";
            cout<<"Name of the Student (Max. 50 characters only): ";
            cin>>student_name;
            cout<<"Roll Number: ";
            cin>>roll_number;
            cout<<"Grade (O, A+, A, B+, B, C, D, F): ";
            cin>>grade;
            cout<<"\nStudent information with roll number "<<roll_number<<" has saved!";
        }
        void display_data(int count){
            cout<<"\n\n******** Student "<<count+1<<" Information ********";
            cout<<"\nName of the Student: "<<student_name;
            cout<<"\nRoll Number: "<<roll_number;
            cout<<"\nGrade Secured: "<<grade;
            cout<<"\n---------------------------------------\n";
        }
};

int main(){
    Student_Info stud[3];
    int i;
    for(i=0; i<3; i++)
        stud[i].read_data(i);
    cout<<"\n\n+++++++++++++++++++++++++++++++++++++++++++++++\n";
    cout<<"The information of 3 students has been saved.";
    cout<<"\n+++++++++++++++++++++++++++++++++++++++++++++++\n";
    for(i=0; i<3; i++)
        stud[i].display_data(i);
    return 0;
}


               *****OUTPUT*****


--------- Enter student 1 information ---------
Name of the Student (Max. 50 characters only): Aditya
Roll Number: 23
Grade (O, A+, A, B+, B, C, D, F): O

Student information with roll number 23 has saved!

--------- Enter student 2 information ---------
Name of the Student (Max. 50 characters only): Chaitrali
Roll Number: 22
Grade (O, A+, A, B+, B, C, D, F): A+

Student information with roll number 22 has saved!

--------- Enter student 3 information ---------
Name of the Student (Max. 50 characters only): Yash
Roll Number: 11
Grade (O, A+, A, B+, B, C, D, F): A

Student information with roll number 11 has saved!

+++++++++++++++++++++++++++++++++++++++++++++++
The information of 3 students has been saved.
+++++++++++++++++++++++++++++++++++++++++++++++


******** Student 1 Information ********
Name of the Student: Aditya
Roll Number: 23
Grade Secured: O
---------------------------------------


******** Student 2 Information ********
Name of the Student: Chaitrali
Roll Number: 22
Grade Secured: A+
---------------------------------------


******** Student 3 Information ********
Name of the Student: Yash
Roll Number: 11
Grade Secured: A
---------------------------------------