@abaove : sorry the formula stated prev is wrong. is (2n Cn)/(n+1) or (2n!)/(n+1)!*n! both being the same. refer catalan numbers
-- Ramkumar.G -- 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.
