Eroare de compilare: main.cpp: In member function 'int MaxFlow::dfs(int, int)': main.cpp:74:36: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 74 | for(int &i = ptr[node] ; i < G[node].size() ; i++) | ~~^~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:3:64: error: no matching function for call to 'std::basic_istream<char>::tie(bool)' 3 | #define FastIO ios_base::sync_with_stdio(false) , cin.tie(false) , cout.tie(false) | ^ main.cpp:115:17: note: in expansion of macro 'FastIO' 115 | FILES , FastIO; | ^~~~~~ In file included from /usr/include/c++/10/ios:44, from /usr/include/c++/10/istream:38, from /usr/include/c++/10/sstream:38, from /usr/include/c++/10/complex:45, from /usr/include/c++/10/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54, from main.cpp:1: /usr/include/c++/10/bits/basic_ios.h:295:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>* std::basic_ios<_CharT, _Traits>::tie() const [with _CharT = char; _Traits = std::char_traits<char>]' 295 | tie() const | ^~~ /usr/include/c++/10/bits/basic_ios.h:295:7: note: candidate expects 0 arguments, 1 provided /usr/include/c++/10/bits/basic_ios.h:307:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>* std::basic_ios<_CharT, _Traits>::tie(std::basic_ostream<_CharT, _Traits>*) [with _CharT = char; _Traits = std::char_traits<char>]' 307 | tie(basic_ostream<_CharT, _Traits>* __tiestr) | ^~~ /usr/include/c++/10/bits/basic_ios.h:307:43: note: no known conversion for argument 1 from 'bool' to 'std::basic_ostream<char>*' 307 | tie(basic_ostream<_CharT, _Traits>* __tiestr) | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~ main.cpp:3:82: error: no matching function for call to 'std::basic_ostream<char>::tie(bool)' 3 | #define FastIO ios_base::sync_with_stdio(false) , cin.tie(false) , cout.tie(false) | ^ main.cpp:115:17: note: in expansion of macro 'FastIO' 115 | FILES , FastIO; | ^~~~~~ In file included from /usr/include/c++/10/ios:44, from /usr/include/c++/10/istream:38, from /usr/include/c++/10/sstream:38, from /usr/include/c++/10/complex:45, from /usr/include/c++/10/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54, from main.cpp:1: /usr/include/c++/10/bits/basic_ios.h:295:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>* std::basic_ios<_CharT, _Traits>::tie() const [with _CharT = char; _Traits = std::char_traits<char>]' 295 | tie() const | ^~~ /usr/include/c++/10/bits/basic_ios.h:295:7: note: candidate expects 0 arguments, 1 provided /usr/include/c++/10/bits/basic_ios.h:307:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>* std::basic_ios<_CharT, _Traits>::tie(std::basic_ostream<_CharT, _Traits>*) [with _CharT = char; _Traits = std::char_traits<char>]' 307 | tie(basic_ostream<_CharT, _Traits>* __tiestr) | ^~~ /usr/include/c++/10/bits/basic_ios.h:307:43: note: no known conversion for argument 1 from 'bool' to 'std::basic_ostream<char>*' 307 | tie(basic_ostream<_CharT, _Traits>* __tiestr) Non zero exit status: 1