// A demonstration of default parameter values.
 // demonstrates use
 // of default parameter values

  #include <iostream.h>

 int AreaCube(int length, int width = 25, int height = 1);

 int main()
 {
 int length = 100;
 int width = 50;
 int height = 2;
 int area;

 area = AreaCube(length, width, height);
 cout << "First area equals: " << area << "\n";

 area = AreaCube(length, width);
 cout << "Second time area equals: " << area << "\n";
201: area = AreaCube(length);
 cout << "Third time area equals: " << area << "\n";
 return 0;
 }

 AreaCube(int length, int width, int height)
 {

 return (length * width * height);
 }