Borderou de evaluare (job #627788)

Eroare de compilare: main.cpp:4:13: error: variable 'std::ifstream cin' has initializer but incomplete type 4 | ifstream cin("comp.in"); | ^ main.cpp:5:14: error: variable 'std::ofstream cout' has initializer but incomplete type 5 | ofstream cout("comp.out"); | ^ main.cpp: In function 'int main()': main.cpp:10:5: error: reference to 'cin' is ambiguous 10 | cin >> n; | ^~~ In file included from main.cpp:1: /usr/lib/gcc/i686-pc-linux-gnu/11.2.0/include/g++-v11/iostream:60:18: note: candidates are: 'std::istream std::cin' 60 | extern istream cin; /// Linked to standard input | ^~~ main.cpp:4:10: note: '<typeprefixerror>cin' 4 | ifstream cin("comp.in"); | ^~~ main.cpp:14:9: error: reference to 'cin' is ambiguous 14 | cin >> s; | ^~~ In file included from main.cpp:1: /usr/lib/gcc/i686-pc-linux-gnu/11.2.0/include/g++-v11/iostream:60:18: note: candidates are: 'std::istream std::cin' 60 | extern istream cin; /// Linked to standard input | ^~~ main.cpp:4:10: note: '<typeprefixerror>cin' 4 | ifstream cin("comp.in"); | ^~~ main.cpp:57:5: error: reference to 'cout' is ambiguous 57 | cout << nr_semn << endl; | ^~~~ In file included from main.cpp:1: /usr/lib/gcc/i686-pc-linux-gnu/11.2.0/include/g++-v11/iostream:61:18: note: candidates are: 'std::ostream std::cout' 61 | extern ostream cout; /// Linked to standard output | ^~~~ main.cpp:5:10: note: '<typeprefixerror>cout' 5 | ofstream cout("comp.out"); | ^~~~ main.cpp:59:9: error: reference to 'cout' is ambiguous 59 | cout << a[i] << endl; | ^~~~ In file included from main.cpp:1: /usr/lib/gcc/i686-pc-linux-gnu/11.2.0/include/g++-v11/iostream:61:18: note: candidates are: 'std::ostream std::cout' 61 | extern ostream cout; /// Linked to standard output | ^~~~ main.cpp:5:10: note: '<typeprefixerror>cout' 5 | ofstream cout("comp.out"); | ^~~~