Eroare de compilare: main.cpp:4:1: error: 'ifstream' does not name a type ifstream in("cmmdc.in"); ^~~~~~~~ main.cpp:5:1: error: 'ofstream' does not name a type ofstream out("cmmdc.out"); ^~~~~~~~ main.cpp: In function 'int main()': main.cpp:12:2: error: 'in' was not declared in this scope in >> a >> b; ^~ main.cpp:18:2: error: 'out' was not declared in this scope out << a; ^~~ Non zero exit status: 1