春节拍照环境往往复杂，我有三招必杀技救急——合照时人脸黑了，别急着删，用「局部」功能在脸上点一下，这是一种更容易上手的蒙版，用两指缩放控制好蒙版覆盖范围，就可以单独调整面部的曝光、色温；
Фото: Razmik Zackaryan / URA.RU / Globallookpress.com
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Developers should have the right to create and distribute software without submitting to unnecessary surveillance or scrutiny.
* 核心思路：倒序单调栈（适配你的学习习惯），时间复杂度O(n)，空间复杂度O(n)
The Guardian’s Jenna Amatulli talks to Rolling Stone’s Nikki McCann Ramírez about Trump’s claims, the Democrats’ rebuttal, and how the speech will land with a divided nation