// Fig. 17.2: fig17_02.cpp
// Using a member initializer to initialize a
// constant of a built-in data type.
#include <iostream>

using std::cout;
using std::endl;

class Increment {
public:
   Increment( int c = 0, int i = 1 );
   void addIncrement() { count += increment; }
   void print() const;

private:
   int count;
   const int increment;		// const data member
}; // end class Increment

// Constructor for class Increment
Increment::Increment( int c, int i )
   : increment( i )   // initializer for const member
{ count = c; }

// Print the data
void Increment::print() const
{
   cout << "count = " << count
        << ", increment = " << increment << endl;
} // end function print

int main()
{
   Increment value( 10, 5 );

   cout << "Before incrementing: ";
   value.print();

   for ( int j = 0; j < 3; j++ ) {
      value.addIncrement();
      cout << "After increment " << j + 1 << ": ";
      value.print();
   } // end for

   return 0;
} // end function main




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