Eroare de compilare: main.cpp:6:13: error: variable 'std::ifstream cin' has initializer but incomplete type 6 | ifstream cin("lca.in"); | ^ main.cpp:7:14: error: variable 'std::ofstream cout' has initializer but incomplete type 7 | ofstream cout("lca.out"); | ^ main.cpp: In function 'int main()': main.cpp:58:5: error: reference to 'cin' is ambiguous 58 | cin>>n>>q; | ^~~ 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:6:10: note: '<typeprefixerror>cin' 6 | ifstream cin("lca.in"); | ^~~ main.cpp:63:9: error: reference to 'cin' is ambiguous 63 | cin >> x; | ^~~ /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:6:10: note: '<typeprefixerror>cin' 6 | ifstream cin("lca.in"); | ^~~ main.cpp:105:9: error: reference to 'cin' is ambiguous 105 | 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:6:10: note: '<typeprefixerror>cin' 6 | ifstream cin("lca.in"); | ^~~ main.cpp:106:9: error: reference to 'cout' is ambiguous 106 | cout << lca(x, y) <<"\n"; | ^~~~ /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:7:10: note: '<typeprefixerror>cout' 7 | ofstream cout("lca.out"); | ^~~~ Non zero exit status: 1