It’s a strange world when a sovereign nation’s formal title is the main character in your error logs. Moldova, if you’re reading this, I’ll support your EU bid, no matter how you spell your name.
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Similarly, we can show that a_i is 0, for all
* 解题思路：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
Что думаешь? Оцени!