Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:36:2: error: reference to ‘cin’ is ambiguous cin >> n; ^~~ user.cpp:10:10: note: candidates are: std::ifstream cin ifstream cin("alpin.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:46:4: error: reference to ‘cin’ is ambiguous cin >> m[i][j], d[i][j] = 1; ^~~ user.cpp:10:10: note: candidates are: std::ifstream cin ifstream cin("alpin.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:54:26: error: reference to ‘cout’ is ambiguous for(i = 1; i <= n; i++, cout << endl) ^~~~ user.cpp:11:10: note: candidates are: std::ofstream cout ofstream cout("alpin.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:56:4: error: reference to ‘cout’ is ambiguous cout << d[i][j] << " "; ^~~~ user.cpp:11:10: note: candidates are: std::ofstream cout ofstream cout("alpin.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:57:2: error: reference to ‘cout’ is ambiguous cout << endl << endl; ^~~~ user.cpp:11:10: note: candidates are: std::ofstream cout ofstream cout("alpin.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