Eroare de compilare: main.cpp: In function 'int main()': main.cpp:18:2: error: 'cout' was not declared in this scope 18 | cout << 0; | ^~~~ main.cpp:2:1: note: 'std::cout' is defined in header '<iostream>'; did you forget to '#include <iostream>'? 1 | #include <fstream> +++ |+#include <iostream> 2 | main.cpp:20:2: error: 'cout' was not declared in this scope 20 | cout << a; | ^~~~ main.cpp:20:2: note: 'std::cout' is defined in header '<iostream>'; did you forget to '#include <iostream>'? Non zero exit status: 1