Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:7:15: error: variable ‘std::ifstream f’ has initializer but incomplete type ifstream f("editor.in"); ^ user.cpp:8:15: error: variable ‘std::ofstream g’ has initializer but incomplete type ofstream g("editor.out"); ^ user.cpp:12:10: error: ‘i’ was not declared in this scope for (i=1;i<=n;i++) ^ user.cpp:10:10: warning: unused variable ‘c’ [-Wunused-variable] char c; ^