Eroare de compilare: main.cpp: In function 'int main()': main.cpp:11:22: error: no matching function for call to 'std::basic_ifstream<char>::getline(std::__cxx11::string&, int)' in.getline(s, 256); ^ In file included from /usr/include/c++/6/fstream:38:0, from main.cpp:1: /usr/include/c++/6/istream:647:5: note: candidate: std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::getline(std::basic_istream<_CharT, _Traits>::char_type*, std::streamsize, std::basic_istream<_CharT, _Traits>::char_type) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::char_type = char; std::streamsize = long int] basic_istream<char>:: ^~~~~~~~~~~~~~~~~~~ /usr/include/c++/6/istream:647:5: note: candidate expects 3 arguments, 2 provided /usr/include/c++/6/istream:427:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::getline(std::basic_istream<_CharT, _Traits>::char_type*, std::streamsize) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>; std::basic_istream<_CharT, _Traits>::char_type = char; std::streamsize = long int] getline(char_type* __s, streamsize __n) ^~~~~~~ /usr/include/c++/6/istream:427:7: note: no known conversion for argument 1 from 'std::__cxx11::string {aka std::__cxx11::basic_string<char>}' to 'std::basic_istream<char>::char_type* {aka char*}' main.cpp:12:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i = 0; i <= s.length(); i++) { ~~^~~~~~~~~~~~~ Non zero exit status: 1