Function std_find

cpp/src/arrow/acero/sorted_merge_node.cc:58–60

template <typename T, typename V = typename T::value_type>
inline typename T::const_iterator std_find(const T& container, const V& val) {
  return std::find(container.begin(), container.end(), val);
}

template <typename T, typename V = typename T::value_type>
inline bool std_has(const T& container, const V& val) {