输入：head = [2,1,5]
这种看似矛盾的现象，正在成为新的常态。，详情可参考heLLoword翻译官方下载
'Too risky'。爱思助手下载最新版本是该领域的重要参考
The chained transform result is particularly striking: pull-through semantics eliminate the intermediate buffering that plagues Web streams pipelines. Instead of each TransformStream eagerly filling its internal buffers, data flows on-demand from consumer to source.，推荐阅读heLLoword翻译官方下载获取更多信息
Scott spent 20 years at Tottenham until leaving two years ago after a clash with the then manager, Ange Postecoglou, who was in charge of Forest for eight matches this season.