use one Queue instead of stacks. this was one of amazon written question for me
Sini On Tue, Sep 27, 2011 at 10:09 PM, geeks <ankurshukla.h...@gmail.com> wrote: > just use the two stacks here and do the level order traversal in spiral > order and keep down prev pointer each time and just maintain the doubly > linked i think it is pretty gud hint :) > > -- > You received this message because you are subscribed to the Google Groups > "Algorithm Geeks" group. > To view this discussion on the web visit > https://groups.google.com/d/msg/algogeeks/-/iHbjfHkgHl4J. > > To post to this group, send email to algogeeks@googlegroups.com. > To unsubscribe from this group, send email to > algogeeks+unsubscr...@googlegroups.com. > For more options, visit this group at > http://groups.google.com/group/algogeeks?hl=en. > -- You received this message because you are subscribed to the Google Groups "Algorithm Geeks" group. To post to this group, send email to algogeeks@googlegroups.com. To unsubscribe from this group, send email to algogeeks+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/algogeeks?hl=en.