/** @file list6603.cpp */
/** Listing 66-3. Adding a Base Class Overload */
#include <iostream>
#include <ostream>

class base {
public:
   void print(int x) { std::cout << "int: " << x << '\n'; }
   void print(long x) { std::cout << "long: " << x << '\n'; }
};
class derived : public base {
public:
   void print(double x) { std::cout << "double: " << x << '\n'; }
   using base::print;
};
int main()
{
   derived d;
   d.print(3);           // prints int: 3
   d.print(3.0);         // prints double: 3
   d.print(3L);          // prints long: 3
}