printf("=== 排序算法性能测试 (n=%d) ===\n", N);
不止手机，笔记本电脑也曾经尝试过硬件集成的防窥功能，惠普当年的 Sure View 技术方案就是其中一例：，更多细节参见91视频
Meanwhile on 2 February, Pornhub began restricting access to its website in the UK.，这一点在谷歌浏览器【最新下载地址】中也有详细论述
Reporting by Chance Townsend, Caitlin Welsh, Sam Haysom, Amanda Yeo, Shannon Connellan, Cecily Mauran, Mike Pearl, and Adam Rosenberg contributed to this article.