leetcode总结 -- 关于tree path的题目

path sum
http://blog.csdn.net/xyqzki/article/details/50206683

path sum II
http://blog.csdn.net/xyqzki/article/details/50207855

binary tree path
http://blog.csdn.net/xyqzki/article/details/50208535

Lowest Common Ancestor of a Binary Tree
root to a node path. using post order
http://blog.csdn.net/xyqzki/article/details/50216067