Eroare de compilare: main.cpp: In function 'int main()': main.cpp:12:5: error: 'f' was not declared in this scope 12 | f >> n; | ^ main.cpp:17:31: warning: suggest parentheses around assignment used as truth value [-Wparentheses] 17 | for (int i = 0 ; p[i] = !+ '\0' ; i++) | ~~~~~^~~~~~~~~ main.cpp:30:9: error: 'g' was not declared in this scope 30 | g << nrs; | ^ main.cpp:33:9: error: 'g' was not declared in this scope 33 | g << "-1"; | ^ main.cpp:35:5: error: 'g' was not declared in this scope 35 | g.close(); | ^ Non zero exit status: 1