An unclear thing about one challenge

[ILM]

@ILM

return sum([10, 11, 12], 2) + 12

arr[2] equals 12 in the case you have written

[Lau]

Thank you so much for taking the time to explain this so well! I can finally make sense of the solution

[Sky020]

As the original question has been answered, and this thread is becoming a magnet for others to ask their own questions, I am closing this topic.

If you have a question of your own, please feel free to open a new topic, being sure to provide as much information as needed (code, questions, and explanations).

Thank you.