[LeetCode] Find Bottom Left Tree Value 寻找最左下树结点的值
Given a binary tree, find the leftmost value in the last row of the tree. Example 1: Example 2: Note: You may assume the tree (i.e. ...
原文：[LeetCode] Find Largest Value in Each Tree Row 找树每行最大的结点值
You need to find the largest value in each row of a binary tree. Example: 这道题让我们找二叉树每行的最大的结点值，那么实际上最直接的方法就是用层序遍历，然后在每一层中找到最大值，加入结果res中即可，参见代码如下： 解法一： 如果我们想用迭代的方法来解，可以用先序遍历，这样的话就需要维护一个深度变量depth，来记录当前结 ...
2017-02-19 23:29 0 3871 推荐指数：
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