template< class CharT, class Traits,
class Engine, size_t w, class UIntType >
std::basic_ostream<CharT,Traits>&
operator<<( std::basic_ostream<CharT,Traits>& ost,
const std::independent_bits_engine<Engine,w,UIntType>& e ); (1) (since C++11) template< class CharT, class Traits,
class Engine, size_t w, class UIntType >
std::basic_istream<CharT,Traits>&
operator>>( std::basic_istre