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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.
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Self approved after 4 years :-)
Forked and approved
Random tests of all languages do not generate empty strings
this is already handled there
Enabled in this fork
Enabled in this fork
In Python returning -1 is probably less good tnan None.
Fixed. Remember to hit RESET to see the updated code of example tests.
This comment is hidden because it contains spoiler information about the solution
Lua translation!
Oh, I made such a construction for a function, but it turns out there are so many very simple solutions in one line...
I guess I really should get some sleep...
The additional "x" is supposed to be there, you're the one that's not including it.
Haha! I see it. Thanks!
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