Not an issue, already answered multiple times.

Thanks, that worked! Do I need to do this in any kata, or was it just a glitch within this one? I'm eager to know why this happened.

Don't modify the original array.

Don't modify the original array.

Even though I can now finally feel like a developer by proclaiming "It works on my machine!", it seems that there is an issue with the random tests of Python for this kata.

probably relates to specific language(s). js works, tried just now

It appears that there is a consistent issue with this challenge.

All the basic tests are working, but the submission attempts have an error.