But why did you stop the process?3*3 = 9 = 10 (base 10) 1*1+0*0 = 1 - it's happy
On Tue, Sep 15, 2009 at 8:18 PM, bsergean <[email protected]> wrote: > > Hi there. > > About problem A for round 1A: > > Input > 3 > 2 3 > 2 3 7 > 9 10 > > Output > Case #1: 3 > Case #2: 143 > Case #3: 91 > > I can't understand how 91 can be a happy number in base 9. > Isn't 91 = 81 + 9 + 1 = 9**2 + 9**1 +9**0 = 111 in base 9. > > If we sum those digits it yields 3 ... so it's not a happy number, > no ? > > Can someone explains me why I'm wrong ... I must be because no-one > complained about this. > > Cheers, > - Benjamin > > > > -- Best regards, Дектярев Михаил --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "google-codejam" 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/google-code?hl=en -~----------~----~----~----~------~----~------~--~---
