Eroare de compilare: user.cpp: In function ‘int main(int, char**)’: user.cpp:8:54: error: use of deleted function ‘std::basic_ifstream<char>::basic_ifstream(const std::basic_ifstream<char>&)’ ifstream in = std::ifstream("joc17.in", std::ios::in);; ^ In file included from user.cpp:2:0: /usr/include/c++/4.8/fstream:427:11: note: ‘std::basic_ifstream<char>::basic_ifstream(const std::basic_ifstream<char>&)’ is implicitly deleted because the default definition would be ill-formed: class basic_ifstream : public basic_istream<_CharT, _Traits> ^ /usr/include/c++/4.8/fstream:427:11: error: use of deleted function ‘std::basic_istream<char>::basic_istream(const std::basic_istream<char>&)’ In file included from /usr/include/c++/4.8/iostream:40:0, from user.cpp:1: /usr/include/c++/4.8/istream:58:11: note: ‘std::basic_istream<char>::basic_istream(const std::basic_istream<char>&)’ is implicitly deleted because the default definition would be ill-formed: class basic_istream : virtual public basic_ios<_CharT, _Traits> ^ /usr/include/c++/4.8/istream:58:11: error: use of deleted function ‘std::basic_ios<char>::basic_ios(const std::basic_ios<char>&)’ In file included from /usr/include/c++/4.8/ios:44:0, from /usr/include/c++/4.8/ostream:38, from /usr/include/c++/4.8/iostream:39, from user.cpp:1: /usr/include/c++/4.8/bits/basic_ios.h:66:11: note: ‘std::basic_ios<char>::basic_ios(const std::basic_ios<char>&)’ is implicitly deleted because the default definition would be ill-formed: class basic_ios : public ios_base ^ In file included from /usr/include/c++/4.8/ios:42:0, from /usr/include/c++/4.8/ostream:38, from /usr/include/c++/4.8/iostream:39, from user.cpp:1: /usr/include/c++/4.8/bits/ios_base.h:786:5: error: ‘std::ios_base::ios_base(const std::ios_base&)’ is private ios_base(const ios_base&); ^ In file included from /usr/include/c++/4.8/ios:44:0, from /usr/include/c++/4.8/ostream:38, from /usr/include/c++/4.8/iostream:39, from user.cpp:1: /usr/include/c++/4.8/bits/basic_ios.h:66:11: error: within this context class basic_ios : public ios_base ^ In file included from user.cpp:2:0: /usr/include/c++/4.8/fstream:427:11: error: use of deleted function ‘std::basic_ios<char>::basic_ios(const std::basic_ios<char>&)’ class basic_ifstream : public basic_istream<_CharT, _Traits> ^ /usr/include/c++/4.8/fstream:427:11: error: use of deleted function ‘std::basic_filebuf<char>::basic_filebuf(const std::basic_filebuf<char>&)’ /usr/include/c++/4.8/fstream:72:11: note: ‘std::basic_filebuf<char>::basic_filebuf(const std::basic_filebuf<char>&)’ is implicitly deleted because the default definition would be ill-formed: class basic_filebuf : public basic_streambuf<_CharT, _Traits> ^ In file included from /usr/include/c++/4.8/ios:43:0, from /usr/include/c++/4.8/ostream:38, from /usr/include/c++/4.8/iostream:39, from user.cpp:1: /usr/include/c++/4.8/streambuf:802:7: error: ‘std::basic_streambuf<_CharT, _Traits>::basic_streambuf(const std::basic_streambuf<_CharT, _Traits>&) [with _CharT = char; _Traits = std::char_traits<char>]’ is private basic_streambuf(const basic_streambuf& __sb)