标签：amp pytho -- get ace lis detail lob tar
https://github.com/Premiumlab/Python-for-Algorithms--Data-Structures--and-Interviews/blob/master/Trees/Tree%20Representation%20Implementation%20(Lists).ipynb
http://blog.csdn.net/bone_ace/article/details/46718683
Tree Representation Implementation & Traversal
原文地址：http://www.cnblogs.com/prmlab/p/6964306.html
