char = ord(sys.stdin.read(1)) # read one char and get char code
* 核心思路：链表转数组 + 单调栈（从后往前遍历），时间复杂度O(n)，空间复杂度O(n)
Widevine DRM Overview — Google for Developers，推荐阅读heLLoword翻译官方下载获取更多信息
# Speaker 1: [4.80s - 6.24s]
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Fashion journalist Renee Washington says fashion content creators are having a "big impact" on the industry and feels they are making it "more accessible".
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