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1. If the designer of the base class needs no one, not even a derived class to access a member, then that member should be made private.
2. If the designer wants any derived class function to have access to it, then that member must be protected.
3. if the designer needs to let everyone , including the instances, have access to that member , then that member should be made public .
Rules of Inheritance: Private members are not inherited; the members can be accessed only within its class. It cannot be used through the object. Protected members are
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Write a simple program in C++ to investigate the safety of its enumeration types. Include at least 10 different operations on enumeration types that are incorrect/unsafe things to
A: The simplest way is to use a stringstream: #include #include #include using namespace std; string itos(int i) // convert int to string { stringstream s;
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