The third condition is also already satisfied, since the targeted parent of the new root is also the parent of the current root.

第三个条件也已经满足了，因为新根的目标父位置就是当前根的父位置。

youdao

The third condition is also already satisfied, since the targeted parent of the new root is also the parent of the current root.

第三个条件也已经满足了，因为新根的目标父位置就是当前根的父位置。

youdao