Eroare de compilare: user.cpp:2: error: ‘ifstream’ does not name a type user.cpp:2: error: ‘ofstream’ does not name a type user.cpp: In function ‘int main()’: user.cpp:6: error: ‘cout’ was not declared in this scope user.cpp:6: error: ‘cin’ was not declared in this scope user.cpp:14: error: ‘g’ was not declared in this scope user.cpp:15: error: ‘g’ was not declared in this scope user.cpp:17: error: ‘g’ was not declared in this scope