#include <iostream>
#include <string.h>

using namespace std;

class Marks {
private:
    int rno;
    float perc;

public:
    //constructor
    Marks()
    {
        rno = 0;
        perc = 0.0f;
    }

    //input roll numbers and percentage
    void readMarks(void)
    {
        cout << "Enter roll number: ";
        cin >> rno;
        cout << "Enter percentage: ";
        cin >> perc;
    }

    //print roll number and percentage
    void printMarks(void)
    {
        cout << "Roll No.: " << rno << endl;
        cout << "Percentage: " << perc << "%" << endl;
    }
};

class Student {
private:
    //object to Marks class
    Marks objM;
    char name[30];

public:
    //input student details
    void readStudent(void)
    {
        //Input name
        cout << "Enter name: ";
        cin.getline(name, 30);
        //input Marks
        objM.readMarks();
    }

    //print student details
    void printStudent(void)
    {
        //print name
        cout << "Name: " << name << endl;
        //print marks
        objM.printMarks();
    }
};

//main code
int main()
{
    //create object to student class
    Student std;
    std.readStudent();
    std.printStudent();

    ret