Abstract Base Class With Pure Virtual

The abstract base class Shape declares a PURE VIRTUAL method area() (it has no body, ending in = 0). Complete the derived class Rectangle so it stores a width and height and overrides area() to return width times height.

The provided main creates a Rectangle through a Shape pointer and prints its area.

Expected Output:

20↵

= newline. The output ends with a newline — print one after the last line.

Hints2 available

Topics:

Inheritance

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