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

class PRODUCT {
private:
    int pid;
    char name[10];
    int price;
    static int total_price;

public:
    void addProduct() {
        cout << "Enter Product ID: ";
        cin >> pid;
        cout << "Enter Name: ";
        cin >> name;
        cout << "Enter Price: ";
        cin >> price;

        total_price += price;
    }

    static void displayTotalPrice() {
        cout << "\nTotal Price of All Products: " << total_price;
    }
};

// Initialize static variable
int PRODUCT::total_price = 0;

void main() {
    clrscr();
    PRODUCT P1, P2, P3;

    cout << "Enter details for Product 1:\n";
    P1.addProduct();

    cout << "\nEnter details for Product 2:\n";
    P2.addProduct();

    cout << "\nEnter details for Product 3:\n";
    P3.addProduct();

    PRODUCT::displayTotalPrice();

    getch();
}