Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:6:2: error: ‘ofstream’ was not declared in this scope ofstream g("test.out"); ^ user.cpp:6:2: note: suggested alternative: In file included from /usr/local/include/c++/4.8.0/ios:38:0, from /usr/local/include/c++/4.8.0/istream:38, from /usr/local/include/c++/4.8.0/fstream:38, from user.cpp:1: /usr/local/include/c++/4.8.0/iosfwd:160:34: note: ‘std::ofstream’ typedef basic_ofstream<char> ofstream; ^ user.cpp:6:11: error: expected ‘;’ before ‘g’ ofstream g("test.out"); ^ user.cpp:19:4: error: ‘g’ was not declared in this scope g<<n<<','; ^ user.cpp:23:2: error: ‘g’ was not declared in this scope g.close(); ^