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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.
Suggest adding test cases for the literal strings "null", "nil", "none", etc; I see at least one solution that improperly returns that these are not alphanumeric (they are)
Rust's
test
andattempt
give error:unresolved import super::alphanumeric
solution in 1 string :0
I appreciate your response a lot! Thanks!
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It's more like a 7 kyu.
Much too easy for 5 kyu!
Why should they be false?
State the language you used. Javascript contains a test with underscore.
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Way to easy for Javascript, if regex is allowed its way to easy.
bruh that was a good one for a 5kyu, it tooks me half an hour to resolve it -_-
Not sure where you're referring to, but...
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