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[129]Sum Root to Leaf Numbers
【题目描述】Given a binary tree containing digits from 0-9 only, each root-to-leaf path could represent a number.An example is the root-to-leaf path 1->2->3 which represents the number 123.F原创 2015-12-08 21:54:45 · 283 阅读 · 0 评论 -
[199]Binary Tree Right Side View
【题目描述】Given a binary tree, imagine yourself standing on the right side of it, return the values of the nodes you can see ordered from top to bottom.For example:Given the following binary t原创 2015-12-09 11:01:53 · 251 阅读 · 0 评论