How bout I say, the insertion and deletion functions have the following prototype?
void enqueue(NODEPTR q, int data) int deque(NODEPTR q) You are not allowed to maintain two pointers, i.e. no front and no rare pointers... Regards, Sandeep Jain Member of Technical Staff, Adobe Systems, India On Mon, Jul 4, 2011 at 10:20 PM, surender sanke <surend...@gmail.com> wrote: > always maintain front and rear pointers, updating them accordingly during > insertion and deletion can achieve this in O(1) > > surender > > > On Mon, Jul 4, 2011 at 9:59 PM, vaibhav shukla <vaibhav200...@gmail.com>wrote: > >> How to implement a QUEUE using a singly link list such that the operations >> ENQUEUE and DEQUEUE takes O(1) time ? >> >> -- >> best wishes!! >> Vaibhav Shukla >> >> >> -- >> 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. >> > > -- > 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. > -- 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.
