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)。
What is Connections: Sports Edition?The NYT's latest daily word game has launched in association with The Athletic, the New York Times property that provides the publication's sports coverage. Connections can be played on both web browsers and mobile devices and require players to group four words that share something in common.
，推荐阅读雷电模拟器官方版本下载获取更多信息
Work-life balance
Майя Пономаренко
优点：输出在 (−1,1)，比 sigmoid 居中，对梯度更友好