n=1 n=2 n=3 n=4 0 10 10! (10!)! 1 9 9! (9!)! 2 8 8! 3 7 7! 4 6 6! 5 5 5! 6 4 4! 7 3 3! 8 2 2! 9 1 1! sum 10 55 220 and so on....
On Sun, Sep 25, 2011 at 11:46 AM, Sanjay Rajpal <srn...@gmail.com> wrote: > Can you plz tell the answer for > for 3 answer=? > nd for 4 answer=? > Sanju > :) > > > > On Sat, Sep 24, 2011 at 10:39 PM, Dheeraj Sharma < > dheerajsharma1...@gmail.com> wrote: > >> can u plz be more..clear ..with wat the input will consist of.. >> wat does this mean >> "for 2 answer=55" >> does that mean..that how many non decreasing digits can be formed by 2 >> digit num >> >> >> On Sun, Sep 25, 2011 at 1:08 AM, shady <sinv...@gmail.com> wrote: >> >>> A number is said to be made up of non-decreasing digits if all the digits >>> to the left of any digit is less than or equal to that digit. for eg. 1122, >>> 234, 2 >>> >>> 0000, 0011 is a possible 4 digit non decreasing number >>> >>> so given a number n, how many n digit numbers exist ? >>> >>> for 2 answer = 55 >>> >>> Can someone post complexity and their approach.... >>> >>> -- >>> 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. >>> >> >> >> >> -- >> *Dheeraj Sharma* >> Comp Engg. >> NIT Kurukshetra >> >> >> >> -- >> 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. > -- 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.