Compilare: user.cpp: In function ‘int PrimaPozitie(const std::vector<std::tuple<int, int, int> >&, int)’: user.cpp:26:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (pos + put < vec.size() && get<0>(vec[pos + put]) < cost) { ^ user.cpp: In function ‘int GasestePozitie(const std::vector<std::tuple<int, int, int> >&, int, int)’: user.cpp:37:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (pos > vec.size() || get<0>(vec[pos]) != cost) { ^ user.cpp:42:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] return (pos > vec.size() || get<0>(vec[pos]) != cost) ? -1 : get<2>(vec[pos]); ^