Borderou de evaluare (job #735068)

Eroare de compilare: main.cpp:4:13: error: variable 'std::ifstream cin' has initializer but incomplete type 4 | ifstream cin("nnr.in"); | ^ main.cpp:5:14: error: variable 'std::ofstream cout' has initializer but incomplete type 5 | ofstream cout("nnr.out"); | ^ main.cpp: In function 'void solve()': main.cpp:27:5: error: reference to 'cin' is ambiguous 27 | cin>>n; | ^~~ In file included from main.cpp:1: /usr/lib/gcc/i686-pc-linux-gnu/12/include/g++-v12/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("nnr.in"); | ^~~ main.cpp:29:9: error: reference to 'cin' is ambiguous 29 | cin>>v[i]; | ^~~ /usr/lib/gcc/i686-pc-linux-gnu/12/include/g++-v12/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("nnr.in"); | ^~~ main.cpp:35:18: error: reference to 'cout' is ambiguous 35 | cout<<"NU\n"; | ^~~~ /usr/lib/gcc/i686-pc-linux-gnu/12/include/g++-v12/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("nnr.out"); | ^~~~ main.cpp:40:5: error: reference to 'cout' is ambiguous 40 | cout<<"DA\n"; | ^~~~ /usr/lib/gcc/i686-pc-linux-gnu/12/include/g++-v12/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("nnr.out"); | ^~~~ main.cpp: In function 'int main()': main.cpp:46:5: error: reference to 'cin' is ambiguous 46 | cin>>n; | ^~~ /usr/lib/gcc/i686-pc-linux-gnu/12/include/g++-v12/iostream:60:18: note: candidates are: 'std::istream std::cin' 60 | extern istream cin; /// Linked to standard input