Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:15:2: error: reference to ‘cin’ is ambiguous cin >> n >> m; ^~~ user.cpp:7:10: note: candidates are: std::ifstream cin ifstream cin ("stramosi.in"); ^~~ In file included from user.cpp:1:0: /usr/include/c++/6/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input ^~~ user.cpp:17:3: error: reference to ‘cin’ is ambiguous cin >> a[0][i]; ^~~ user.cpp:7:10: note: candidates are: std::ifstream cin ifstream cin ("stramosi.in"); ^~~ In file included from user.cpp:1:0: /usr/include/c++/6/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input ^~~ user.cpp:26:4: error: reference to ‘cout’ is ambiguous cout << a[i][j] << ' '; ^~~~ user.cpp:8:10: note: candidates are: std::ofstream cout ofstream cout ("stramosi.out"); ^~~~ In file included from user.cpp:1:0: /usr/include/c++/6/iostream:61:18: note: std::ostream std::cout extern ostream cout; /// Linked to standard output ^~~~ user.cpp:27:3: error: reference to ‘cout’ is ambiguous cout << '\n'; ^~~~ user.cpp:8:10: note: candidates are: std::ofstream cout ofstream cout ("stramosi.out"); ^~~~ In file included from user.cpp:1:0: /usr/include/c++/6/iostream:61:18: note: std::ostream std::cout extern ostream cout; /// Linked to standard output ^~~~ user.cpp:32:3: error: reference to ‘cin’ is ambiguous cin >> q >> p; ^~~ user.cpp:7:10: note: candidates are: std::ifstream cin ifstream cin ("stramosi.in"); ^~~ In file included from user.cpp:1:0: /usr/include/c++/6/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input