// Fig. 15.8: fig15_08.cpp
// Using default arguments
#include <iostream>

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

int boxVolume( int length = 1, int width = 1, int height = 1 );

int main()
{
   cout << "The default box volume is: " << boxVolume() 
        << "\n\nThe volume of a box with length 10,\n"
        << "width 1 and height 1 is: " << boxVolume( 10 ) 
        << "\n\nThe volume of a box with length 10,\n" 
        << "width 5 and height 1 is: " << boxVolume( 10, 5 )
        << "\n\nThe volume of a box with length 10,\n"
        << "width 5 and height 2 is: " << boxVolume( 10, 5, 2 )
        << endl;

   return 0;
} // end function main

// Calculate the volume of a box 
int boxVolume( int length, int width, int height )
{ 
   return length * width * height;
} // end function boxVolume


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