@tendua: answer would be 6C3. Read about combination definition. On Thu, Sep 6, 2012 at 5:05 PM, atul anand <[email protected]> wrote:
> question says *3 alphabets with no data repeated* ...you no need of doing > 3! permutation. > eg 123 and 321 are same > > > On Thu, Sep 6, 2012 at 4:35 PM, tendua <[email protected]> wrote: > >> from the six elements, we could choose any three in C(6,3) ways which is >> 20 and then permute all the three elements so it will be multiplied by 3! >> which is 6. Hence, 20*6 = 120. We still have to multiply it by 3 to get 360 >> but I'm not getting why? >> >> >> On Thursday, September 6, 2012 3:54:11 PM UTC+5:30, atul007 wrote: >> >>> seems output should be 20. >>> >>> On Thu, Sep 6, 2012 at 3:26 PM, tendua <[email protected]> wrote: >>> >>>> from the set {a,b,c,d,e,f} find number of arrangements for 3 alphabets >>>> with no data repeated? >>>> Answer given is 360. but how? >>>> >>>> -- >>>> You received this message because you are subscribed to the Google >>>> Groups "Algorithm Geeks" group. >>>> To view this discussion on the web visit https://groups.google.com/d/** >>>> msg/algogeeks/-/E4U2XlfkvgMJ<https://groups.google.com/d/msg/algogeeks/-/E4U2XlfkvgMJ> >>>> . >>>> To post to this group, send email to [email protected]. >>>> To unsubscribe from this group, send email to algogeeks+...@** >>>> googlegroups.com. >>>> >>>> For more options, visit this group at http://groups.google.com/** >>>> group/algogeeks?hl=en <http://groups.google.com/group/algogeeks?hl=en>. >>>> >>> >>> -- >> You received this message because you are subscribed to the Google Groups >> "Algorithm Geeks" group. >> To view this discussion on the web visit >> https://groups.google.com/d/msg/algogeeks/-/VMO1othQRcQJ. >> >> 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.
