Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:21:12: error: no matching function for call to ‘std::basic_ifstream<char>::read()’ f.read(); ^ user.cpp:21:12: note: candidate is: In file included from /usr/include/c++/4.8/fstream:38:0, from user.cpp:1: /usr/include/c++/4.8/istream:486:7: note: std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::read(std::basic_istream<_CharT, _Traits>::char_type*, std::streamsize) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::char_type = char; std::streamsize = int] read(char_type* __s, streamsize __n); ^ /usr/include/c++/4.8/istream:486:7: note: candidate expects 2 arguments, 0 provided user.cpp:22:7: error: ‘std::ifstream’ has no member named ‘readline’ f.readline(sir); ^