//: C05:Exercise7.cpp {-xo}
// From "Thinking in C++, Volume 2", by Bruce Eckel & Chuck Allison.
// (c) 1995-2004 MindView, Inc. All Rights Reserved.
// See source code use permissions stated in the file 'License.txt',
// distributed with the code package available at www.MindView.net.
class Buddy {};

template<class T> class My {
  int i;
public:
  void play(My<Buddy>& s) {
    s.i = 3;
  }
};

int main() {
  My<int> h;
  My<Buddy> me, bud;
  h.play(bud);
  me.play(bud);
} ///:~