bucketArr[k + 1] = key;
突出一个“实”字，就要避免“虚”，就要力戒形式主义，力戒“面子工程”。
，这一点在heLLoword翻译官方下载中也有详细论述
**MUST** avoid including redundant comments which are tautological or self-demonstating (e.g. cases where it is easily parsable what the code does at a glance or its function name giving sufficient information as to what the code does, so the comment does nothing other than waste user time)
影片讲述了瑞恩在距离地球数光年的飞船中醒来，随着记忆碎片拼合，一个令人窒息的真相浮出水面：太阳正在死去，地球危在旦夕，而他作为一个平日里站在讲台的普通老师，竟被选中独自完成一场「不可能的任务」的故事。