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// { dg-do run  }

extern "C" int printf (const char *, ...);

template  T max (const T&x, const T&y)

{

  return (x>y)?x:y;

}

class complex

{

  double re, im;

 public:

  complex (double r, double i=0) { re = r; im = i; }

  friend int operator > (const complex& x, const complex &y);

  void print () { printf ("re = %g; im = %g;\n", re, im); }

};

int operator >(const complex& x, const complex &y)

{

  double c1 = x.re * x.re + x.im * x.im;

  double c2 = y.re * y.re + y.im * y.im;

  return c1 > c2;

}

int main ()

{

  complex c1 (1, 0);

  complex c2 (2, 0);

  complex c3 (2, 3);

  complex c4 (2, 1);

  complex m1 = max (c1, c2);

  complex m2 = max (c3, c4);

  m1.print ();

  m2.print ();

  return 0;

}