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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.
It checks equality, not integrity, whatever that is. And for primitives they do the same thing. And if it was wrong, then it wouldn't pass tests unless tests only tried even numbers ..
No, that solution is wrong. "===" checks for referential integrity. Since Int is a primitive data type, "===" will always return true. The correct solution is to use "==" instead.
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