Eroare de compilare: main.cpp:3:1: error: 'ifstream' does not name a type ifstream fin(adunare.in); ^~~~~~~~ main.cpp:4:1: error: 'ofstream' does not name a type ofstream fout(adunare.out); ^~~~~~~~ main.cpp: In function 'int main()': main.cpp:8:4: error: 'fin' was not declared in this scope fin >> a >> b; ^~~ main.cpp:9:4: error: 'fout' was not declared in this scope fout << a+b; ^~~~ Non zero exit status: 1