Provide the code for the header file. Note that you need to provide the declaration of the Product class and the print function (which is not a member function). product.h 1 #ifndef PRODUCT H 2 #define PRODUCT H 3 #include 4 #include 5 6 using namespace std; 7 8 class Product 9 { 10 public: 11 12 private: 13 14 }; 15 16 17 #endif product.cpp 1 #include 2. 3 using namespace std; 4 5 #include "product.h" 6 7 Product::Product(string product_name, double product_price) 8 { 9 name = product_name; 10 price = product_price; 11 } 12 13 string Product::get_name() const 14 { 15 return name; 16 } double Product::get_price() const { return price; } 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 void Product::adjust_price(double amount) { price = price - amount; } void print (ostream& out, const Product& p) { out setw(40) left p.get_name() right fixed setw(10) setprecision (2) p.get_price() #include "product.h" using namespace std; 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 int main() { Product pl("Corn flakes", 3.95); Product p2("Bathroom cleaner", 7.95); P2. adjust_price(-0.75); print(cout, pl); print(cout, p2); return ; }