Eroare de compilare: user.cpp:2:1: error: ‘ifstream’ does not name a type ifstream fin("sortare2.in"); ^ user.cpp:3:1: error: ‘ofstream’ does not name a type ofstream fout("sortare2.out"); ^ user.cpp: In function ‘int main()’: user.cpp:7:5: error: ‘fin’ was not declared in this scope fin>>n; ^ user.cpp:24:5: error: ‘fout’ was not declared in this scope fout<<s; ^