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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.
Hey, i don't think you can delete them. To get rid of them from the 'Unfinished' menu you'd have to complete them
My guess is changing your code would be faster, there is no ETA on updates in CW.
Mark your post as having spoiler content next time. Have you read which version of Node supports matchAll?
Little hint: don't use loops, use math.
This comment is hidden because it contains spoiler information about the solution
i've been stuck at this problem for a day now. My solution is O(sqrt(n)) and it's still failing. A little hint wouldn't hurt anyone. Please help.