# class TreeNode: # def __init__(self, x): # self.val = x # self.left = None # self.right = None # # 代码中的类名、方法名、参数名已经指定,请勿修改,直接返回方法规定的值即可 # # # @param pre int整型一维数组 # @param vin int整型一维数组 # @return TreeNode类 # class Solution: # 返回构造的TreeNode根节点 def reC...