题目有漏洞

# -*- coding:utf-8 -*-
import queue
# class TreeNode:
#     def __init__(self, x):
#         self.val = x
#         self.left = None
#         self.right = None
class Solution:
    result = []
    def Serialize(self, root):
        # write code here
        return root
            
                
        
    def Deserialize(self, s):
        # write code here
        return s