Maximum Depth of Binary Tree 

1 public class Solution {
2     public int maxDepth(TreeNode root) {
3         if(root==null)
4             return 0;
5         return Math.max(maxDepth(root.left),maxDepth(root.right))+1;
6     }
7 }
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posted @ 2014-02-06 14:55  krunning  阅读(80)  评论(0)  编辑  收藏  举报