Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:7:1: error: ‘ofstream’ was not declared in this scope ofstream output; ^ user.cpp:7:1: note: suggested alternative: In file included from /usr/include/c++/4.8/ios:38:0, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from user.cpp:1: /usr/include/c++/4.8/iosfwd:160:34: note: ‘std::ofstream’ typedef basic_ofstream<char> ofstream; ^ user.cpp:7:10: error: expected ‘;’ before ‘output’ ofstream output; ^ user.cpp:8:1: error: ‘ifstream’ was not declared in this scope ifstream input; ^ user.cpp:8:1: note: suggested alternative: In file included from /usr/include/c++/4.8/ios:38:0, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from user.cpp:1: /usr/include/c++/4.8/iosfwd:157:34: note: ‘std::ifstream’ typedef basic_ifstream<char> ifstream; ^ user.cpp:8:10: error: expected ‘;’ before ‘input’ ifstream input; ^ user.cpp:9:1: error: ‘input’ was not declared in this scope input.open("adunare.in"); ^ user.cpp:10:1: error: ‘output’ was not declared in this scope output.open ("adunare.out"); ^