I think 2^(n-1) - 1 On Tue, Aug 16, 2011 at 8:36 PM, sameer gupta <gupta.sameer...@gmail.com>wrote:
> no. of ways you can write a no. as sum of other non-zero positive > integers > like 3 can be written in > 3 ways: > 1+1+1, > 1+2 > 2+1 > imp. 2+1 and 1+2 are different > find the answer and give and prove formula for any value 'n' > > -- > 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. > > -- 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.
