Q Example Single Inheritance 1

#include <iostream.h>
#include <conio.h>
class student
{
private:
    int rollno;
    char name[20];
public:
    void input1();
    void output1();
};

void student::input1()
{
    cout<<"Enter rollno, name: ";
    cin>>rollno>>name;
}

void student::output1()
{
    cout<<"Rollno:"<< rollno <<" Name:" <<name;
}

class marks:public student
{
    int e,h,m;
public:
    void input2();
    void output2();
};

void marks::input2()
{
    cout<<"Enter 3 subject marks: ";
    cin>>e>>h>>m;
}

void marks::output2()
{
    cout<<e <<ends<< h <<" " <<m;
}

void main()
{
    clrscr();
    marks obj;
    obj.input1();
    obj.input2();
    obj.output1();
    obj.output2();
    getch();
}