Loading collection data...
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.
A good Kata, it is worth noting that the eighth column in the fourth test has two 3 (return the cause of the false), so if you have doubts about the fourth test, don't ask the same question again
there's two 3s in the 8th column.
Why String1.2.3.4 is NOT a valid IP ???