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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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I tried it on https://regex101.com/ and it does match with [19-31]. So I think he just get luck.
Thanks PetrSr!
It's it not possible to use the string.matchAll function in this compiler? I got "TypeError: word.matchAll is not a function" when calling a matchAll function. It's kinda tricky.
Same confuse here, what does it mean "there's no table"? Can you specify it?
Great! That's what I wanted to say. Some spelling incompatibilities and column name missing in the SQL version.
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5 columns seems a little too much, 3 columns will be better.
It looks more like a math problem. Don't think that this problem worths 6 kyu:P
The solution was prohibiting any comment, which is not a wise one :p
nice practice!