Function MinElementBy

util/generic/algorithm.h:531–534

template <class I, class F>
constexpr I MinElementBy(I begin, I end, F&& func) {
    using TValue = decltype(func(*begin));
    return ::NPrivate::ExtremeElementBy(begin, end, std::forward<F>(func), TLess<TValue>());
}

template <class C, class F>
constexpr auto MinElementBy(C& c, F&& func) {