Compilare: main.cpp: In function 'long long int rez(long long int)': main.cpp:17:33: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 17 | for (long long int i = 0; i < divizori.size(); i++) | ~~^~~~~~~~~~~~~~~~~ main.cpp:30:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 30 | for (int k = 0; k < divizori.size(); k++) | ~~^~~~~~~~~~~~~~~~~