AgoniAngel

【题目】 给定一个二叉树，求最长连续序列的长度。 连续序列是一条父节点到子节点路径，路径上的数连续递增(子节点的数比父节点大1)。 Given a binary tree, find the length of the longest consecutive sequence path. The path refers to any sequence of nodes from some ...

题目 Given a binary tree where all the right nodes are either leaf nodes with a sibling (a left node that shares the same parent node) or empty, flip it upside down and turn it into a tree where the or...