原文:[LeetCode] 104. Maximum Depth of Binary Tree 二叉樹的最大深度

Given a binary tree, find its maximum depth. The maximum depth is the number of nodes along the longest path from the root node down to the farthest leaf node. Note:A leaf is a node with no children. ...

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LeetCode:111_Minimum Depth of Binary Tree | 二叉樹的最小深度 | Easy

要求:此題正好和Maximum Depth of Binary Tree一題是相反的,即尋找二叉樹的最小的深度值:從根節點到最近的葉子節點的距離。 結題思路:和找最大距離不同之處在於:找最小距離要注意(l<r)? l+1:r+1的區別應用,因為可能存在左右子樹為空的情況,此時值就為 ...

Sun Nov 30 01:20:00 CST 2014 0 2381
 
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