No need for the code guys. Can u give me a algo or pseudo code for this problem. I can think of a soln of O(n^2) but i need a algo for O(nlogn)
On Wed, Dec 2, 2009 at 2:06 AM, NickLarsen <[email protected]> wrote: > That doesn't quite get it, try the input [ 7 3 4 2 1 6 5 8] and your > idea would miss [3 4 2] > > On Dec 1, 10:10 am, sharad kumar <[email protected]> wrote: > > find out the subseq which are consecttive > > concatenate them at each level to get the entire set. > > > > On Tue, Dec 1, 2009 at 12:03 PM, Vinoth Kumar > > <[email protected]>wrote: > > > > > > > > > Given an array A which holds a permutation of 1,2,...,n. A sub-block A > > > [i..j] of an array A > > > is called a valid block if all the numbers appearing in A[i..j] are > > > consecutive numbers (may not be in order. > > > > > Given an array A= [ 7 3 4 1 2 6 5 8] > > > the valid blocks are [3 4], [1,2], [6,5], [3 4 1 2], [3 4 1 2 6 5], [7 > > > 3 4 1 2 6 5], [7 3 4 1 2 6 5 8] > > > > > Give an O( n log n) algorithm to count the number of valid blocks. > > > > > -- Vinod > > > > > -- > > > > > 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]<algogeeks%[email protected]> > <algogeeks%2bunsubscr...@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 [email protected]. > To unsubscribe from this group, send email to > [email protected]<algogeeks%[email protected]> > . > For more options, visit this group at > http://groups.google.com/group/algogeeks?hl=en. > > > -- Cheers, Vinod -- 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.
