Eroare de compilare: user.cpp:5:1: error: ‘ifstream’ does not name a type ifstream f("prim.in"); ^ user.cpp:6:1: error: ‘ofstream’ does not name a type ofstream g("prim.out"); ^ user.cpp: In function ‘int main()’: user.cpp:10:5: error: ‘f’ was not declared in this scope f>>k;f.close(); ^ user.cpp:18:12: error: ‘g’ was not declared in this scope g<<i*i<<endl;gasit=1; ^ user.cpp:18:20: error: ‘endl’ was not declared in this scope g<<i*i<<endl;gasit=1; ^ user.cpp:22:5: error: ‘g’ was not declared in this scope g.close();return 0; ^