class Stock { int code; string name; double valuePerUnit; int numberUnits; public: Stock() { code 0; II II name ""; valuePerUnit 1; %3D numberUnits 13; %3D } Write a C ++program Create an Invoice...

I need the answer as soon as possible

Extracted text: class Stock { int code; string name; double valuePerUnit; int numberUnits; public: Stock() { code 0; II II name ""; valuePerUnit 1; %3D numberUnits 13; %3D } Write a C ++program Create an Invoice class that contains associative array (map) with key object Stock and value its price. In the Invoice class to be realized 1. the methods for adding and removing goods 2. method for calculating the amount paid for all purchases 3. method for searching for a commodity by its code Add and change methods accept an object of class Stock as an argument.