Eroare de compilare: main.cpp:3:1: error: 'ifstream' does not name a type 3 | ifstream in ("classictask.in"); | ^~~~~~~~ main.cpp:4:1: error: 'ofstream' does not name a type 4 | ofstream out ("classictask.out"); | ^~~~~~~~ main.cpp: In function 'int main()': main.cpp:22:5: error: 'in' was not declared in this scope; did you mean 'yn'? 22 | in >> A >> B >> C; | ^~ | yn main.cpp:24:5: error: 'out' was not declared in this scope 24 | out << result << endl; | ^~~ Non zero exit status: 1