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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.
Description should be more clear that we are looking for the next closest city in the route.
Unpublishing
True that
Thanks! I'm glad you enjoyed it. It's always great to have that "Aha!" moment :)
Marking as resolved
Thanks for those the test cases and general cleanup!
This solution's algorithm is O(ab) yet it is possible to write one that is O(a + b).
Please consider the performance of solutions