Трамп высказался о непростом решении по Ирану09:14
Each puzzle features 16 words and each grouping of words is split into four categories. These sets could comprise of anything from book titles, software, country names, etc. Even though multiple words will seem like they fit together, there's only one correct answer.，更多细节参见heLLoword翻译官方下载
* LeetCode 496. 下一个更大元素 I，更多细节参见搜狗输入法下载
* 核心思路：链表转数组 + 单调栈（从后往前遍历），时间复杂度O(n)，空间复杂度O(n)。雷电模拟器官方版本下载是该领域的重要参考