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)。
6.7 inches (QHD+)
。业内人士推荐WPS下载最新地址作为进阶阅读
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Head teacher Michael Polly, played by David Morissey, is the prime suspect in his wife's disappearance