Each element is either an integer, or a list -- whose elements may also be integers or other lists. Different from the previous question where weight is increasing from root to leaf, now the weight is ...
> 原文:[https://www . geesforgeks . org/如何迭代 python 中的嵌套列表/](https://www.geeksforgeeks.org/how-to-iterate-through-a-nested-list-in-python/) ...