Not a kata suggestion (= suggestion of improvement of the kata). Also, you must not post hints on Discourse page; users are expected to solve the katas by themselves.
What does it mean by return 4, while the actual answer is 2?!
What does this mean? Are you returning 2? You just explained in the sentence before that it takes 4 steps to get to single-digit number, that's the answer (not the remaining number).
The number of completions
74out of15,733that you are seeing is:your_languageout ofall_completions_in_all_available_languagesSo for example there are
4741completions in Python as I just looked now, whereas there are only74+1brave Dart enjoyers ;)The second element of your output is an empty string. The tests try to parse it to double, but they fail.
Not a kata suggestion (= suggestion of improvement of the kata). Also, you must not post hints on Discourse page; users are expected to solve the katas by themselves.
You'll need to be more specific.
What does this mean? Are you returning 2? You just explained in the sentence before that it takes 4 steps to get to single-digit number, that's the answer (not the remaining number).