汉诺塔的非递归算法

http://ahauhs.blog.163.com/blog/static/298541892008819426616/

http://www.cnblogs.com/gyb333/archive/2012/12/24/Hanoi.html

http://hi.baidu.com/darren_guo/item/0d6481b044fc5fe14fc7fdd6