Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:5: error: expected initializer before ‘.’ token user.cpp:9: error: redeclaration of ‘std::ifstream cin’ user.cpp:7: error: ‘std::ifstream cin’ previously declared here user.cpp:10: error: redeclaration of ‘std::ofstream cout’ user.cpp:8: error: ‘std::ofstream cout’ previously declared here