Compilation finished with errors:
/tmp/ccfEkx97.o: In function `main':
source.cpp:(.text.startup+0x3ba): undefined reference to `std::regex_token_iterator<__gnu_cxx::__normal_iterator<char const*, std::string>, char, std::regex_traits<char> >::regex_token_iterator(__gnu_cxx::__normal_iterator<char const*, std::string>, __gnu_cxx::__normal_iterator<char const*, std::string>, std::basic_regex<char, std::regex_traits<char> > const&, int, std::bitset<11ul>)'
source.cpp:(.text.startup+0x3c7): undefined reference to `std::regex_token_iterator<__gnu_cxx::__normal_iterator<char const*, std::string>, char, std::regex_traits<char> >::regex_token_iterator()'
source.cpp:(.text.startup+0x3e1): undefined reference to `std::regex_token_iterator<__gnu_cxx::__normal_iterator<char const*, std::string>, char, std::regex_traits<char> >::operator!=(std::regex_token_iterator<__gnu_cxx::__normal_iterator<char const*, std::string>, char, std::regex_traits<char> > const&)'
source.cpp:(.text.startup+0x3f6): undefined reference to `std::regex_token_iterator<__gnu_cxx::__normal_iterator<char const*, std::string>, char, std::regex_traits<char> >::operator*()'
source.cpp:(.text.startup+0x54b): undefined reference to `std::regex_token_iterator<__gnu_cxx::__normal_iterator<char const*, std::string>, char, std::regex_traits<char> >::operator++()'
collect2: error: ld returned 1 exit status