An invoice contains a list of goods purchased in a store. One element of the list is a pair of goods - amount. To create an Invoice invoice modeling class with fields: · Number date of issue List of...

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Extracted text: An invoice contains a list of goods purchased in a store. One element of the list is a pair of goods - amount. To create an Invoice invoice modeling class with fields: · Number date of issue List of purchased goods - associative array (map) with key object Stock and value of its price In the Invoice class to implement: Constructors · Get () and set () methods for the list to work element by element · Methods for adding and removing goods · Method for searching for a product by its code Method for calculating the amount paid for all purchases Cpp program