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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.
As the disclaimer, this was copy pasted from a coding interview, i will fix this, thanks
As the disclaimer, this was copy pasted from a coding interview, i will fix this, thanks
Needs random tests
Test.assertEquals(check(""), 0);Why is empty string considered not nested properly?
Duplicate of https://www.codewars.com/kata/valid-braces
That's 4.