Borderou de evaluare (job #726490)

Eroare de compilare: main.cpp:5:13: error: variable 'std::ifstream cin' has initializer but incomplete type 5 | ifstream cin("aritmetica2.in"); | ^ main.cpp:6:14: error: variable 'std::ofstream cout' has initializer but incomplete type 6 | ofstream cout("aritmetica2.out"); | ^ main.cpp: In function 'int main()': main.cpp:12:1: error: reference to 'cin' is ambiguous 12 | 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:5:10: note: '<typeprefixerror>cin' 5 | ifstream cin("aritmetica2.in"); | ^~~ main.cpp:15:5: error: reference to 'cin' is ambiguous 15 | cin>>a[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:5:10: note: '<typeprefixerror>cin' 5 | ifstream cin("aritmetica2.in"); | ^~~ main.cpp:21:5: error: reference to 'cin' is ambiguous 21 | cin>>b[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:5:10: note: '<typeprefixerror>cin' 5 | ifstream cin("aritmetica2.in"); | ^~~ main.cpp:24:1: error: reference to 'cout' is ambiguous 24 | cout<<s; | ^~~~ /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:6:10: note: '<typeprefixerror>cout' 6 | ofstream cout("aritmetica2.out"); | ^~~~