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)。
For almost six decades Hornby has watched Scalextric drive revenues for its hobby business but on Friday the company said it had decided to sell the famous slot car racing brand for £20m to a little-known buyer.。关于这个话题，一键获取谷歌浏览器下载提供了深入分析
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Виктория Кондратьева (Редактор отдела «Мир»)
The halftone or ‘clustered-dot’ matrix uses a dot pattern reminiscent of traditional photographic halftoning. Here a diagonal variant of the pattern is given:。关于这个话题，51吃瓜提供了深入分析