class Parent {
public:
    int publicMember;
protected:
    int protectedMember;
private:
    int privateMember;
};

class ChildA : public Parent {
    // publicMember is public
    // protectedMember is protected
    // privateMember is not accessible from ChildA
};

class ChildB : protected Parent {
    // publicMember is protected
    // protectedMember is protected
    // privateMember is not accessible from ChildB
};

class ChildC : private Parent {   // 'private' is default for classes
    // publicMember is private (accessible)
    // protectedMember is private  (accessible)
    // privateMember is not accessible from ChildC
};