Not the day you're after? Here's the solution to yesterday's Connections.
Nick TriggleHealth correspondent
，这一点在safew官方版本下载中也有详细论述
// 2. 排序：逐个将堆顶元素放到末尾
* 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)
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