well to make it work in O(1) , i guess just make head=last node. now just by XORing next ptr of current element with the previous element , we will get second last node.... similarly keep traversing .
On Thu, Dec 1, 2011 at 7:02 AM, Rajeev Kumar <[email protected]>wrote: > > > -- > Thank You > Rajeev Kumar > > -- > You received this message because you are subscribed to the Google Groups > "Algorithm Geeks" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > 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 [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/algogeeks?hl=en.
