import java.util.ArrayList;
import java.util.List;

public class Cart {

     List<Product> cart;

public void addProduct (Product p) {
cart.add(p);
}

public double sum (double c) {
    double totalPrice;
for (int i = 0;  i < Cart.Size(); i++){
    Product temp = cart.get(i);
    totalPrice =+ totalPrice;
    }

    return totalPrice;
}

}