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Collections are a way for you to organize kata so that you can create your own training routines. Every collection you create is public and automatically sharable with other warriors. After you have added a few kata to a collection you and others can train on the kata contained within the collection.
Get started now by creating a new collection.
good one
Exactly I think i found the pattern of zero. there is no need to find factorial. I think
LOL, I made my own factorial functions ,it timed out i used math.factoria() it passed the basic test but show timeout error for the attempt cases. I used my code on repl and it worked perfectly.
I am figuring out how to came up with an optimal solution.