Eroare de compilare: main.cpp: In function 'int main()': main.cpp:80:29: error: no matching function for call to 'std::basic_ifstream<char>::basic_ifstream(const char [11], std::istream&)' 80 | ifstream("maxflow.in", cin); | ^ In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:70, from main.cpp:1: /usr/include/c++/10/fstream:587:7: note: candidate: 'std::basic_ifstream<_CharT, _Traits>::basic_ifstream(std::basic_ifstream<_CharT, _Traits>&&) [with _CharT = char; _Traits = std::char_traits<char>]' 587 | basic_ifstream(basic_ifstream&& __rhs) | ^~~~~~~~~~~~~~ /usr/include/c++/10/fstream:587:7: note: candidate expects 1 argument, 2 provided /usr/include/c++/10/fstream:562:7: note: candidate: 'std::basic_ifstream<_CharT, _Traits>::basic_ifstream(const string&, std::ios_base::openmode) [with _CharT = char; _Traits = std::char_traits<char>; std::string = std::__cxx11::basic_string<char>; std::ios_base::openmode = std::ios_base::openmode]' 562 | basic_ifstream(const std::string& __s, | ^~~~~~~~~~~~~~ /usr/include/c++/10/fstream:563:27: note: no known conversion for argument 2 from 'std::istream' {aka 'std::basic_istream<char>'} to 'std::ios_base::openmode' 563 | ios_base::openmode __mode = ios_base::in) | ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~ /usr/include/c++/10/fstream:529:7: note: candidate: 'std::basic_ifstream<_CharT, _Traits>::basic_ifstream(const char*, std::ios_base::openmode) [with _CharT = char; _Traits = std::char_traits<char>; std::ios_base::openmode = std::ios_base::openmode]' 529 | basic_ifstream(const char* __s, ios_base::openmode __mode = ios_base::in) | ^~~~~~~~~~~~~~ /usr/include/c++/10/fstream:529:58: note: no known conversion for argument 2 from 'std::istream' {aka 'std::basic_istream<char>'} to 'std::ios_base::openmode' 529 | basic_ifstream(const char* __s, ios_base::openmode __mode = ios_base::in) | ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~ /usr/include/c++/10/fstream:518:7: note: candidate: 'std::basic_ifstream<_CharT, _Traits>::basic_ifstream() [with _CharT = char; _Traits = std::char_traits<char>]' 518 | basic_ifstream() : __istream_type(), _M_filebuf() | ^~~~~~~~~~~~~~ /usr/include/c++/10/fstream:518:7: note: candidate expects 0 arguments, 2 provided main.cpp:81:31: error: no matching function for call to 'std::basic_ofstream<char>::basic_ofstream(const char [12], std::ostream&)' 81 | ofstream("maxflow.out", cout); | ^ In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:70, from main.cpp:1: /usr/include/c++/10/fstream:850:7: note: candidate: 'std::basic_ofstream<_CharT, _Traits>::basic_ofstream(std::basic_ofstream<_CharT, _Traits>&&) [with _CharT = char; _Traits = std::char_traits<char>]' 850 | basic_ofstream(basic_ofstream&& __rhs) | ^~~~~~~~~~~~~~ /usr/include/c++/10/fstream:850:7: note: candidate expects 1 argument, 2 provided /usr/include/c++/10/fstream:825:7: note: candidate: 'std::basic_ofstream<_CharT, _Traits>::basic_ofstream(const string&, std::ios_base::openmode) [with _CharT = char; _Traits = std::char_traits<char>; std::string = std::__cxx11::basic_string<char>; std::ios_base::openmode = std::ios_base::openmode]' 825 | basic_ofstream(const std::string& __s, | ^~~~~~~~~~~~~~ /usr/include/c++/10/fstream:826:27: note: no known conversion for argument 2 from 'std::ostream' {aka 'std::basic_ostream<char>'} to 'std::ios_base::openmode' 826 | ios_base::openmode __mode = ios_base::out) | ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~ /usr/include/c++/10/fstream:790:7: note: candidate: 'std::basic_ofstream<_CharT, _Traits>::basic_ofstream(const char*, std::ios_base::openmode) [with _CharT = char; _Traits = std::char_traits<char>; std::ios_base::openmode = std::ios_base::openmode]' 790 | basic_ofstream(const char* __s, | ^~~~~~~~~~~~~~ /usr/include/c++/10/fstream:791:27: note: no known conversion for argument 2 from 'std::ostream' {aka 'std::basic_ostream<char>'} to 'std::ios_base::openmode' 791 | ios_base::openmode __mode = ios_base::out) | ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~ /usr/include/c++/10/fstream:779:7: note: candidate: 'std::basic_ofstream<_CharT, _Traits>::basic_ofstream() [with _CharT = char; _Traits = std::char_traits<char>]' 779 | basic_ofstream(): __ostream_type(), _M_filebuf() | ^~~~~~~~~~~~~~ Non zero exit status: 1