std::string GetCinemaPeople(const Film& film, const std::string& prev) { if (!prev.size()) return ""; auto creators = film.getCreators(); for (auto i : creators) if (i > prev) return i; return ""; }
inline std::string GetCinemaPeople(const Film& film) { return film.getCreators().size() ? film.getCreators()[0] : ""; }