carloscn / carloscn/structstudy
二叉树的所有路径(leetcode-257)
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二叉树
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- Dominant language
- C
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Description
### [二叉树的所有路径](https://leetcode.cn/problems/binary-tree-paths/)
给你一个二叉树的根节点 root ,按 任意顺序 ,返回所有从根节点到叶子节点的路径。
叶子节点 是指没有子节点的节点。

输入:root = [1,2,3,null,5]
输出:["1->2->5","1->3"]
示例 2:
输入:root = [1]
输出:["1"]
提示:
树中节点的数目在范围 [1, 100] 内
-100 <= Node.val <= 100
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