Eroare de compilare: main.cpp:3:1: error: 'ifstream' does not name a type 3 | ifstream f("adunare.in"); | ^~~~~~~~ main.cpp:4:1: error: 'ofstream' does not name a type 4 | ofstream g("adunare.out"); | ^~~~~~~~ main.cpp: In function 'int main()': main.cpp:9:6: error: 'f' was not declared in this scope 9 | f >> a >> b; | ^ main.cpp:10:6: error: 'g' was not declared in this scope 10 | g << a*b; | ^ Non zero exit status: 1