Eroare de compilare: user.cpp:6:22: error: no matching function for call to ‘std::basic_istream<char>::basic_istream(const char [9])’ istream in("deque.in"); ^ user.cpp:6:22: note: candidates are: In file included from /usr/include/c++/4.8/iostream:40:0, from user.cpp:1: /usr/include/c++/4.8/istream:606:7: note: std::basic_istream<_CharT, _Traits>::basic_istream() [with _CharT = char; _Traits = std::char_traits<char>] basic_istream() ^ /usr/include/c++/4.8/istream:606:7: note: candidate expects 0 arguments, 1 provided /usr/include/c++/4.8/istream:93:7: note: std::basic_istream<_CharT, _Traits>::basic_istream(std::basic_istream<_CharT, _Traits>::__streambuf_type*) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__streambuf_type = std::basic_streambuf<char>] basic_istream(__streambuf_type* __sb) ^ /usr/include/c++/4.8/istream:93:7: note: no known conversion for argument 1 from ‘const char [9]’ to ‘std::basic_istream<char>::__streambuf_type* {aka std::basic_streambuf<char>*}’ user.cpp:7:13: error: variable ‘std::ofstream out’ has initializer but incomplete type ofstream out("deque.out"); ^ user.cpp: In function ‘int main()’: user.cpp:19:13: error: ‘s’ was not declared in this scope s+=v[d[st]]; ^ user.cpp:21:10: error: ‘s’ was not declared in this scope out<<s; ^