Question $1$:

You are required to implement a basic shopping cart system in C$++$ using separate header $(.$h$)$ and source $(.$cpp$)$ files. The system should manage items, allowing for adding items to the cart, removing items from the cart, calculating the total price of the items in the cart, and displaying the cart contents.

Each item in the cart has a name, price, and quantity. Follow the steps below to complete the implementation:

Item Class:

Create an Item class with the following specifications:

Private members for name $($string$),$ price $($double$),$ and quantity $($int$).$

A constructor to initialize the name, price, and quantity of the item.

Getter methods to access the name, price, and quantity.

A method to set the quantity of the item.

A method to calculate the total price of the item $($price $*$ quantity$).$

ShoppingCart Class:

Create a ShoppingCart class with the following specifications:

A private member that is a

std::vector $($DONT USE AI$)($IMPLEMENT A SIMPLE CODE THAT RUNS FOR THIS PROGRAM PLEASE$)$