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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.
i love it but this is harder than 6 kyn !!
clever !!
This comment is hidden because it contains spoiler information about the solution
It's a regex pattern meaning "one or more whitespace character(s)".
what does "\s+" mean ?
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same bro for me also just " " in place of null..in more complex tests
for me
Expected: is "E"
but: was " E"
it done man thank you i was missing .trim() i didn't know it before this time (learning java by myself ) tyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy
Print the input, check why your code is failing.
i didn't understand your point
Expected: is "E"
but: was "nullE"
help plz !!
good job !!!!!!!!!!!!!!!!! smart