Question says without extra space how can you sort it using K way merge. eg:-
input:- 1 3 4 8 9 2 5 18 25 50 6 7 22 45 55 output:- 1 2 3 4 5 6 7 8 9 18 22 25 45 50 55 On Wed, Jan 11, 2012 at 2:05 PM, Sanjay Rajpal <[email protected]>wrote: > Where do we store the sorted list ? How do we do it in place ? > > * > Sanjay Kumar > B.Tech Final Year > Department of Computer Engineering > National Institute of Technology Kurukshetra > Kurukshetra - 136119 > Haryana, India > Contact: +91-8053566286 > * > > > > On Wed, Jan 11, 2012 at 12:34 AM, Sanjay Rajpal <[email protected]>wrote: > >> How can it be mn log mn ? >> >> it will be O(mn) as we elements are sorted, we simply pick minimum at >> each iteration of the loop. Since there are mn elements, so complexity will >> be O(mn). >> >> Correct me if m wrong. >> >> * >> Sanjay Kumar >> B.Tech Final Year >> Department of Computer Engineering >> National Institute of Technology Kurukshetra >> Kurukshetra - 136119 >> Haryana, India >> Contact: +91-8053566286 >> * >> >> >> >> On Wed, Jan 11, 2012 at 12:29 AM, Ankur Garg <[email protected]>wrote: >> >>> If we use K merge I think the time complexity would be nm lognm >>> >>> I think we must try doing in O(m*n) >>> >>> On Wed, Jan 11, 2012 at 1:54 PM, Ankur Garg <[email protected]>wrote: >>> >>>> @Shady Rows are already sorted ... >>>> >>>> >>>> On Wed, Jan 11, 2012 at 1:53 PM, shady <[email protected]> wrote: >>>> >>>>> ^^ true, sort the rows and then a K-way merge. >>>>> >>>>> >>>>> On Wed, Jan 11, 2012 at 1:00 PM, Sanjay Rajpal >>>>> <[email protected]>wrote: >>>>> >>>>>> I guess sort the array such that elements are sorted finally in such >>>>>> a way that if we print them row by row, the result is a sorted array. >>>>>> >>>>>> K-way merge can be useful. >>>>>> * >>>>>> Sanjay Kumar >>>>>> B.Tech Final Year >>>>>> Department of Computer Engineering >>>>>> National Institute of Technology Kurukshetra >>>>>> Kurukshetra - 136119 >>>>>> Haryana, India >>>>>> Contact: +91-8053566286 >>>>>> * >>>>>> >>>>>> >>>>>> >>>>>> On Tue, Jan 10, 2012 at 11:28 PM, prakash y >>>>>> <[email protected]>wrote: >>>>>> >>>>>>> "sort the whole matrix in ascending array" means? >>>>>>> can you please explain ? >>>>>>> >>>>>>> >>>>>>> On Wed, Jan 11, 2012 at 12:53 PM, atul anand < >>>>>>> [email protected]> wrote: >>>>>>> >>>>>>>> Given 2D array. >>>>>>>> >>>>>>>> The rows are sorted in ascending order and the colums are sorted in >>>>>>>> ascending order. >>>>>>>> >>>>>>>> We have to sort the whole matrix in ascending array. >>>>>>>> >>>>>>>> We cannot use extra space. >>>>>>>> >>>>>>>> -- >>>>>>>> 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. >>>>>>>> >>>>>>> >>>>>>> -- >>>>>>> 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. >>>>>>> >>>>>> >>>>>> -- >>>>>> 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. >>>>>> >>>>> >>>>> -- >>>>> 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. >>>>> >>>> >>>> >>> -- >>> 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. >>> >> >> > -- > 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. > -- You received this message because you are subscribed to the Google Groups "Algorithm Geeks" group. 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