OSCHINA 社区最新专区文章 |
| Posted: 24 Dec 2021 09:18 PM PST 给定一个单链表 L 的头节点 head ，单链表 L 表示为： L0 → L1 → … → Ln - 1 → Ln 请将其重新排列后变为： L0 → Ln → L1 → Ln - 1 → L2 → Ln - 2 → … 此题可分为三步解决， 1.首先找到中间节点： 找中间节点时，找到中间节点的前一项，将此项的下一项定义为中间节点，然后将此项的next指向null， 这样将整个... |
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