Same Tree

 1 /**
 2  * Definition for binary tree
 3  * public class TreeNode {
 4  *     int val;
 5  *     TreeNode left;
 6  *     TreeNode right;
 7  *     TreeNode(int x) { val = x; }
 8  * }
 9  */
10 public class Solution {
11     public boolean isSameTree(TreeNode p, TreeNode q) {
12         // Start typing your Java solution below
13         // DO NOT write main() function
14         if (p == null && q == null)
15             return true;
16         else if (p != null && q != null)
17         {
18             if (p.val == q.val)
19             {
20                 if (isSameTree(p.left, q.left) && isSameTree(p.right, q.right))
21                     return true;
22                 else
23                     return false;
24             }
25             else
26                 return false;
27         }
28         else
29             return false;
30     }
31 }

吐槽：JAVA的语法还是不熟悉。

posted on 2013-07-02 10:21 leiatpku 阅读(160) 评论(0) 编辑收藏举报