Compilare: main.cpp: In function 'int main()': main.cpp:58:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 58 | for (int k = 0; k < rezi.size(); k++) { | ~~^~~~~~~~~~~~~ main.cpp:18:12: warning: variable 'rez' set but not used [-Wunused-but-set-variable] 18 | long long rez = 0; | ^~~