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   1: class Base

   2: {

   3: private:

   4:     int m_nValue;

   5:  

   6: public:

   7:     Base(int nValue)

   8:         : m_nValue(nValue)

   9:     {

  10:     }

  11:  

  12: protected:

  13:     void PrintValue() { cout << m_nValue; }

  14: };

  15:  

  16: class Derived: public Base

  17: {

  18: public:

  19:     Derived(int nValue)

  20:         : Base(nValue)

  21:     {

  22:     }

  23:  

  24:     // Base::PrintValue was inherited as protected, so the public has no access

  25:     // But we're changing it to public by declaring it in the public section

  26:     Base::PrintValue;

  27: };