在使用中的航空器上使用可能影响导航系统正常功能的器具、工具，不听劝阻的，处五日以下拘留或者一千元以下罚款。
These are packed into a 16-bit state vector:
。safew官方下载是该领域的重要参考
Google offered a few example scenarios. You might ask something like, "Who's the marketing lead for Project Clover?," "What's the latest deadline mentioned for Project X?" or "Summarize my unread chat messages from today."
* 时间复杂度：O(n log n)（主要来自排序），空间复杂度：O(n)