Eroare de compilare: main.cpp:11:13: error: variable 'std::ifstream cin' has initializer but incomplete type 11 | ifstream cin("bfs.in"); | ^ main.cpp:12:14: error: variable 'std::ofstream cout' has initializer but incomplete type 12 | ofstream cout("bfs.out"); | ^ main.cpp: In function 'int main()': main.cpp:40:5: error: reference to 'cin' is ambiguous 40 | cin >> n >> m >> s; | ^~~ In file included from main.cpp:1: /usr/include/c++/12.2.1/iostream:60:18: note: candidates are: 'std::istream std::cin' 60 | extern istream cin; /// Linked to standard input | ^~~ main.cpp:11:10: note: '<typeprefixerror>cin' 11 | ifstream cin("bfs.in"); | ^~~ main.cpp:45:9: error: reference to 'cin' is ambiguous 45 | cin >> x >> y; | ^~~ /usr/include/c++/12.2.1/iostream:60:18: note: candidates are: 'std::istream std::cin' 60 | extern istream cin; /// Linked to standard input | ^~~ main.cpp:11:10: note: '<typeprefixerror>cin' 11 | ifstream cin("bfs.in"); | ^~~ main.cpp:50:9: error: reference to 'cout' is ambiguous 50 | cout << v[i] << ' '; | ^~~~ /usr/include/c++/12.2.1/iostream:61:18: note: candidates are: 'std::ostream std::cout' 61 | extern ostream cout; /// Linked to standard output | ^~~~ main.cpp:12:10: note: '<typeprefixerror>cout' 12 | ofstream cout("bfs.out"); | ^~~~ Non zero exit status: 1