What about the case of the numbers having same frequency? Which one should come first?
On Dec 24, 11:18 pm, atul anand <atul.87fri...@gmail.com> wrote: > first sort the given array , you will get > > 1,1,1,1,2,2,2,3,3,3,3,3,4,4,5 > > now count frequency of each number and insert it into min heap. > each node contain 2 variable. > 1) frequency > 2) number > > now do extract min operation. > > and expand , for eg:- > for node 5 > frequency = 0 > number =5; > write 5 to the given array > > for node 4 > frequency = 2 > number =4 > write 4,4 to array. > > for node 2 > frequency = 3 > number =2 > > write 2,2,2 to the given array... > > > > On Sat, Dec 24, 2011 at 10:57 PM, Ankur Garg <ankurga...@gmail.com> wrote: > > how can one do frequency sort . > > > Suppose we have an integer array like > > > 1,2,3,1,2,3,1,1,2,3,4,4,3,5,3 > > > Then 1 is appearing 4 times > > 2 - 3 > > 3- 5 > > 4-2 > > 5-1 > > > Then if we sort by frequency we shud have this as result > > > 5,4,4,2,2,2,1,1,1,1,3,3,3,3,3 > > > How to do it > > > -- > > 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.- Hide quoted text - > > - Show quoted text - -- 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.
