摘要: Given the root to a binary tree, implement serialize(root), which serializes the tree into a string, and deserialize(s), which deserializes the string 阅读全文
posted @ 2019-02-11 05:03 予沁安 阅读(437) 评论(2) 推荐(1) 编辑
摘要: Given an array of integers, return a new array such that each element at index i of the new array is the product of all the numbers in the original ar 阅读全文
posted @ 2019-02-11 04:58 予沁安 阅读(275) 评论(1) 推荐(1) 编辑