+++ /dev/null
-extern "C" int printf (const char *, ...);
-template <class T> 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;
-}