Eroare de compilare: main.cpp: In function 'int main()': main.cpp:30:5: error: reference to 'cin' is ambiguous 30 | cin >> nr_noduri; | ^~~ In file included from main.cpp:3: /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:9:10: note: 'std::ifstream cin' 9 | ifstream cin("bfs.in"); | ^~~ main.cpp:31:5: error: reference to 'cin' is ambiguous 31 | cin >> nr_muchii; | ^~~ /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:9:10: note: 'std::ifstream cin' 9 | ifstream cin("bfs.in"); | ^~~ main.cpp:32:5: error: reference to 'cin' is ambiguous 32 | cin >> nr_berarii; | ^~~ /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:9:10: note: 'std::ifstream cin' 9 | ifstream cin("bfs.in"); | ^~~ main.cpp:35:9: error: reference to 'cin' is ambiguous 35 | cin >> nod_x >> nod_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:9:10: note: 'std::ifstream cin' 9 | ifstream cin("bfs.in"); | ^~~ main.cpp:40:9: error: reference to 'cin' is ambiguous 40 | cin >> berarie; | ^~~ /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:9:10: note: 'std::ifstream cin' 9 | ifstream cin("bfs.in"); | ^~~ main.cpp:59:5: error: reference to 'cout' is ambiguous 59 | cout << cnt << endl; | ^~~~ Non zero exit status: 1