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 <aryansmit3...@gmail.com> 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 > <vinoth.ratna.ku...@gmail.com>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 algoge...@googlegroups.com. > > To unsubscribe from this group, send email to > > algogeeks+unsubscr...@googlegroups.com<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 algoge...@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.
