python递归指针,非列表 # def __init__(self, x): # self.val = x # self.left = None # self.right = None # # # @param pRootOfTree TreeNode类 # @return TreeNode类 # class Solution: def __init__(self): self.head = TreeNode(0) self.cur = self.head def Convert(self , pRootOfTree ): if not pRootOfTree: return self.mi...