7.Write a program to read a list containing item name, item code and cost interactively and produce a three-column output as shown below. NAME CODE COST Turbo C++ 1001 250.95 C Primer 905 95.70 ------------- ------- ---------- ------------- ------- ---------- Note that the name and code are left-justified and the cost is right-justified with a precision of two digits. Trailing zeros are shown.

 //Multilevel inheritance
// A -> B -> C

#include <iostream.h>
#include <conio.h>

class A
{
    protected:
        void showA()
        {
            cout << endl << "class A -> showA function called";
        }
};
class B : public A
{
    protected:
        void showB()
        {
            cout << endl << "class B -> showB function called";
        }
};
class C : B
{
    protected:
        void showC()
        {
            cout << endl << "class C -> showC function called";
        }
    public:
        void show()
        {
            showA();
            showB();
            showC();
        }
};
void main()
{
    clrscr();

    C obj;
    obj.show();

    getch();
}