The workers in Kenya say that it feels uncomfortable to go to work. They tell us about deeply private video clips, which appear to come straight out of Western homes, from people who use the glasses in their everyday lives.
暴力做法是对每个位置向右扫描找第一个更大值,O(n²)。可抽象为:元素像一排人,身高为数值。当前人「下一个更大」= 他右侧第一个没被挡住的人(比当前矮的都被挡住)。单调栈用 O(n) 维护「右侧候选更大值」:倒序遍历,弹掉 ≤ 当前的,栈顶即答案,再入栈当前值。,更多细节参见下载安装汽水音乐
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As hundreds of schools implement an automated monitoring tool, educators say that students can find talking to a chatbot ‘more natural’ than confiding in a human