C++ Programming ::: use Classes and Pointers First Define a class set, which represents set of elements, with set operations. Second Write a program that will use the above class to implement main set operations. Your program should produce the following menu:  Enter a proper value to perform one of the following operations:     a.create a set. b.print. c.union. 4.intersection 5.exit

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Concept of Pointer Parameter

Pointers are the special variable that stores the variable address, instead of storing the variable value. Pointer is a powerful feature of a programming language. A pointer is mostly used to save memory space and improve execution time.