二叉树相关

1、重建二叉树  给出前序中序遍历数组重建二叉树

https://leetcode-cn.com/problems/zhong-jian-er-cha-shu-lcof/submissions/

 

2、给定一个数组序列判断其是否为二叉树的后序遍历

https://leetcode-cn.com/problems/er-cha-sou-suo-shu-de-hou-xu-bian-li-xu-lie-lcof/solution/mian-shi-ti-33-er-cha-sou-suo-shu-de-hou-xu-bian-6/

 

3、二叉树中和为某一值的路径(回溯)

https://leetcode-cn.com/problems/er-cha-shu-zhong-he-wei-mou-yi-zhi-de-lu-jing-lcof/solution/mian-shi-ti-34-er-cha-shu-zhong-he-wei-mou-yi-zh-5/

 

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