Eroare de compilare: main.cpp:2:1: error: 'ifstream' does not name a type ifstream fin ("adunare.in"); ^~~~~~~~ main.cpp:3:1: error: 'ofstream' does not name a type ofstream fout("adunare.out"); ^~~~~~~~ main.cpp: In function 'int main()': main.cpp:8:5: error: 'fin' was not declared in this scope fin>>a>>b; ^~~ main.cpp:9:5: error: 'fout' was not declared in this scope fout<<a+b; ^~~~ Non zero exit status: 1