Eroare de compilare: user.cpp: In function ‘void justDoIt()’: user.cpp:311:5: error: reference to ‘cin’ is ambiguous cin >> N >> P; ^ user.cpp:304:10: note: candidates are: std::ifstream cin ifstream cin("cifre4.in"); ofstream cout("cifre4.out"); ^ In file included from user.cpp:22:0: /usr/include/c++/4.8/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input ^ user.cpp:319:13: error: reference to ‘cout’ is ambiguous cout << a1 << "\n"; ^ user.cpp:304:37: note: candidates are: std::ofstream cout ifstream cin("cifre4.in"); ofstream cout("cifre4.out"); ^ In file included from user.cpp:22:0: /usr/include/c++/4.8/iostream:61:18: note: std::ostream std::cout extern ostream cout; /// Linked to standard output ^ user.cpp:325:13: error: reference to ‘cout’ is ambiguous cout << a2 << "\n"; ^ user.cpp:304:37: note: candidates are: std::ofstream cout ifstream cin("cifre4.in"); ofstream cout("cifre4.out"); ^ In file included from user.cpp:22:0: /usr/include/c++/4.8/iostream:61:18: note: std::ostream std::cout extern ostream cout; /// Linked to standard output ^ user.cpp:331:13: error: reference to ‘cout’ is ambiguous cout << a3 << "\n"; ^ user.cpp:304:37: note: candidates are: std::ofstream cout ifstream cin("cifre4.in"); ofstream cout("cifre4.out"); ^ In file included from user.cpp:22:0: /usr/include/c++/4.8/iostream:61:18: note: std::ostream std::cout extern ostream cout; /// Linked to standard output ^ user.cpp:337:13: error: reference to ‘cout’ is ambiguous cout << a4 << "\n"; ^ user.cpp:304:37: note: candidates are: std::ofstream cout ifstream cin("cifre4.in"); ofstream cout("cifre4.out"); ^ In file included from user.cpp:22:0: /usr/include/c++/4.8/iostream:61:18: note: std::ostream std::cout extern ostream cout; /// Linked to standard output