590. N-ary Tree Postorder Traversal | Leetcode | #leetcode #leetcodejava

preview_player
Показать описание
Given the root of an n-ary tree, return the postorder traversal of its nodes' values.

Nary-Tree input serialization is represented in their level order traversal. Each group of children is separated by the null value (See examples)

Рекомендации по теме
welcome to shbcf.ru