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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.
(C#) There is no tests on repeatitive calls, which allows unfair solutions with static "closures" to pass.
Subsequent calls to the makeLooper() shall not invalidate previous results.
Is it possible to add some large tests so that naive solutions don't pass the time limit?
I found, that many submitted solutions timeout on this test:
length = 2000006, x = 998524817