Eroare de compilare: user.cpp:2:1: error: ‘ifstream’ does not name a type ifstream f("peluzasud.in"); ^ user.cpp:3:1: error: ‘ofstream’ does not name a type ofstream g("peluzasud.out"); ^ user.cpp: In function ‘int main()’: user.cpp:20:2: error: ‘f’ was not declared in this scope f>>n>>x; ^ user.cpp:37:4: error: ‘g’ was not declared in this scope g<<st<<'\n'; ^