carloscn / carloscn/structstudy
反转链表（leetcode-206）reverse-linked-list
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Level-easy
一般问题
链表
- Dominant language
- C
- Stars
- 4
- Forks
- 1
- PR merge metrics
- No merged PRs in 30d
Description
### 问题描述
给你单链表的头节点 head ，请你反转链表，并返回反转后的链表。
示例 1：
```
输入：head = [1,2,3,4,5]
输出：[5,4,3,2,1]
```
示例 2：
```
输入：head = [1,2]
输出：[2,1]
```
示例 3：
输入：head = []
输出：[]
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