思路：先对 nums2 用单调栈求每个元素的下一个更大值，存入 Map 缓存；再遍历 nums1 直接查 Map 得结果。时间复杂度 O(len1 + len2)。
信任幼儿园，也信任孩子：老师是伙伴，不是「托管员」；孩子比我们想象中更有韧性。
CDN integration，更多细节参见Line官方版本下载
Federica Mercuriello built her business in the “in-between moments.”，详情可参考爱思助手下载最新版本
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This sort of thing is why I think historians need to be more active in technical discussions and decision-making about emerging technology. Everything about our current world is different from the premodern world that our ancestors inhabited. The past truly is a foreign country. But we carry fragments of that foreign world with us in our physical selves, in the gestures and other implicit knowledge we teach our kids. We take it for granted that there are aspects of being human which are never written down and which are unknowable unless you experience them.