@rajiv Fails i think think for 10 12 24 26 diff is 2 12 2 so do you want to say there is an AP pf 3 elements with d = 2, i can't see any :P your solution fails because there can be many APs in the array with the same value of d and you will finish up by combining all those APs
On Fri, Jul 8, 2011 at 12:55 AM, rajeev bharshetty <rajeevr...@gmail.com>wrote: > > Check the differences between the adjacent elements and store the > differenecs in diff[i] array > then scan through the array . > then keep a count for all the repeated diff elements ,the sequence of > indexes with max count is the solution . > > > > > On Thu, Jul 7, 2011 at 11:43 PM, Piyush Sinha <ecstasy.piy...@gmail.com>wrote: > >> Given an array of integers A, give an algorithm to find the longest >> Arithmetic progression in it, i.e find a sequence i1 < i2 < … < ik, >> such that >> >> A[i1], A[i2], …, A[ik] forms an arithmetic progression, and k is the >> largest possible. >> >> The sequence S1, S2, …, Sk is called an arithmetic progression if >> >> Sj+1 – Sj is a constant. >> >> -- >> *Piyush Sinha* >> *IIIT, Allahabad* >> *+91-8792136657* >> *+91-7483122727* >> *https://www.facebook.com/profile.php?id=100000655377926 * >> >> -- >> 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. > -- Sunny Aggrawal B-Tech IV year,CSI Indian Institute Of Technology,Roorkee -- 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.
