typedef const c& ccr;
#ifdef MAIN
-template class complex<f>;
template c& __doapl (c*, ccr);
template c& __doaml (c*, ccr);
template c& __doami (c*, ccr);
template istream& operator>> (istream&, complex<f>&);
#endif
#ifdef INSERT
-template ostream& operator<< (ostream&, complex<f>);
+template ostream& operator<< (ostream&, const complex<f>&);
#endif