Dave's answer is also same as catalan number, i donot understand why the problem is different from catalan number sunny...
Best Regards Ashish Goel "Think positive and find fuel in failure" +919985813081 +919966006652 On Wed, Mar 2, 2011 at 3:03 PM, sunny agrawal <[email protected]>wrote: > @ashish > its not that problem, read the question carefully > > On Wed, Mar 2, 2011 at 2:32 PM, Ashish Goel <[email protected]> wrote: > >> refer catalan numbers >> >> Best Regards >> Ashish Goel >> "Think positive and find fuel in failure" >> +919985813081 >> +919966006652 >> >> >> On Wed, Mar 2, 2011 at 2:00 AM, bittu <[email protected]>wrote: >> >>> Imagine a robot sitting on the upper left hand corner of an NxN grid. >>> The robot can only move in two directions: right and down. How many >>> possible paths are there for the robot? >>> >>> FOLLOW UP >>> Imagine certain squares are “off limits”, such that the robot can not >>> step on them. Design an algorithm to get all possible paths for the >>> robot. >>> >>> >>> >>> Thanks & Regards >>> Shashank Mani >>> >>> -- >>> 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. >> > > > > -- > Sunny Aggrawal > B-Tech IV year,CSI > Indian Institute Of Technology,Roorkee > > -- > 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.
