Eroare de compilare: user.cpp:3:1: error: ‘ifstream’ does not name a type ifstream f("secventa.in"); ^ user.cpp:4:1: error: ‘ofstream’ does not name a type ofstream g("secventa.out"); ^ user.cpp: In function ‘int main()’: user.cpp:6:2: error: ‘f’ was not declared in this scope f>>n>>k; ^ user.cpp:15:2: error: ‘g’ was not declared in this scope g<<dr-k+1<<" "<<dr<<" "<<max; ^