we need n/2 swaps On Mon, Sep 5, 2011 at 2:34 PM, sachin goyal <[email protected]> wrote:
> it means we r considring d value for 2*n.......so need total n passes... > > On Mon, Sep 5, 2011 at 1:33 PM, aditya kumar <[email protected] > > wrote: > >> @dheeraj : u are right . i dint read the question properly . i thot there >> are total n glasses so i answerd : n/4 swaps . bt since we have 2n glass so >> we need n/2 swaps . i guess gopi did the same mistake >> @sachin : yes u are also correct since the glasses are identical the order >> of swapping doesnt matter . yes u can do that way also . the onli thing is >> dat u will require n/2 swaps . >> >> >> >> On Mon, Sep 5, 2011 at 12:12 PM, Dheeraj Sharma < >> [email protected]> wrote: >> >>> i thnk n/2 swaps are required... 1/4 is of the total glasses present.. >>> i.e. 2n/4 ..=n/2 >>> >>> >>> On Mon, Sep 5, 2011 at 11:52 AM, sachin goyal <[email protected]>wrote: >>> >>>> PLEASE CORRECT ME ADITYA >>>> >>>> >>>> On Mon, Sep 5, 2011 at 11:52 AM, sachin goyal <[email protected]>wrote: >>>> >>>>> 12345|12345 >>>>> FFFFF|EEEEE >>>>> WE HAVE TO CREATE THE PATTERN LIKE >>>>> F E F E F E F E F E >>>>> ACCORDING TO MY UNDERSTANDING WE CAN DIRECTLY REPLACE THE 2ND WITH >>>>> SECOND AND 4TH WITH 4TH >>>>> TELL CORRECT ME IF I AM WRONG AND I AM TRATING WRONG??????? >>>>> >>>>> >>>>> >>>>> On Sun, Sep 4, 2011 at 8:04 PM, *$* <[email protected]> wrote: >>>>> >>>>>> yes n/4 swaps are required. +1 aditya kumar >>>>>> >>>>>> >>>>>> On Sun, Sep 4, 2011 at 6:32 PM, aditya kumar < >>>>>> [email protected]> wrote: >>>>>> >>>>>>> swap n/2-1 with n/2+1 , and then n/2-3 with n/2+3 till we reach n-1 . >>>>>>> so we need n/4 swaps . >>>>>>> >>>>>>> >>>>>>> On Sun, Sep 4, 2011 at 5:28 PM, Anup Ghatage <[email protected]>wrote: >>>>>>> >>>>>>>> That's interesting. >>>>>>>> >>>>>>>> when n = 3 >>>>>>>> >>>>>>>> We have been given this :F F F | E E E >>>>>>>> >>>>>>>> Swap the middle element and it becomes: F E F | E F E >>>>>>>> >>>>>>>> Which is what you want, but when n = 5 >>>>>>>> >>>>>>>> F F F F F | E E E E E >>>>>>>> >>>>>>>> And you swap the middle element it becomes: F F E F F | E E F E E >>>>>>>> >>>>>>>> So the same startegy doesn't apply. >>>>>>>> >>>>>>>> But if you do with from the center for every alternate element, it >>>>>>>> works >>>>>>>> >>>>>>>> for n = 3 >>>>>>>> >>>>>>>> F F F | E E E > F F E | F E E > E F E | E F E >>>>>>>> >>>>>>>> It also works for n = 5 etc. So, It is a more uniform solution if >>>>>>>> you may. >>>>>>>> >>>>>>>> -- >>>>>>>> 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. >>>>>>> >>>>>> >>>>>> >>>>>> >>>>>> -- >>>>>> Thx, >>>>>> --Gopi >>>>>> >>>>>> >>>>>> -- >>>>>> 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. >>>> >>> >>> >>> >>> -- >>> *Dheeraj Sharma* >>> Comp Engg. >>> NIT Kurukshetra >>> +91 8950264227 >>> >>> >>> -- >>> 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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