Eroare de compilare: main.cpp:5:13: error: variable 'std::ifstream cin' has initializer but incomplete type 5 | ifstream cin("go.in"); | ^ main.cpp:6:14: error: variable 'std::ofstream cout' has initializer but incomplete type 6 | ofstream cout("go.in"); | ^ main.cpp: In function 'int main()': main.cpp:32:3: error: reference to 'cin' is ambiguous 32 | cin >> n >> m; | ^~~ In file included from main.cpp:1: /usr/include/c++/10/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("go.in"); | ^~~ main.cpp:36:6: error: reference to 'cin' is ambiguous 36 | cin >> a[i][j]; | ^~~ In file included from main.cpp:1: /usr/include/c++/10/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("go.in"); | ^~~ main.cpp:66:6: error: reference to 'cout' is ambiguous 66 | cout << " " << ansi - 1 << " " << ansj - 1; | ^~~~ In file included from main.cpp:1: /usr/include/c++/10/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("go.in"); | ^~~~ main.cpp:52:11: warning: unused variable 'mx' [-Wunused-variable] 52 | int mx = 0,ok = 1; | ^~ main.cpp:52:18: warning: unused variable 'ok' [-Wunused-variable] 52 | int mx = 0,ok = 1; | ^~ Non zero exit status: 1