摘要：
Given an n-ary tree, return the preorder traversal of its nodes' values. For example, given a 3-ary tree: Return its preorder traversal as: [1,3,5,6,2 阅读全文
posted @ 2018-10-31 10:48
Grandyang
阅读(3413)
评论(1)
推荐(1)
摘要：
Given an n-ary tree, return the postorder traversal of its nodes' values. For example, given a 3-ary tree: Return its postorder traversal as: [5,6,3,2 阅读全文
posted @ 2018-10-31 10:11
Grandyang
阅读(2497)
评论(2)
推荐(0)
