Eroare de compilare: user.cpp:4:1: error: ‘ifstream’ does not name a type ifstream in("cmmdc.in"); ^ user.cpp:5:1: error: ‘ofstream’ does not name a type ofstream out("cmmdc.out"); ^ user.cpp: In function ‘int main()’: user.cpp:10:5: error: ‘in’ was not declared in this scope in>>a>>b; ^ user.cpp:18:9: error: ‘out’ was not declared in this scope out<<0; ^ user.cpp:20:5: error: ‘out’ was not declared in this scope out << a; ^