When I tried to solve it, I thought that it is worth a 4 or even a 3 kyu difficulty badge, but once I succeeded, I think this is something between 5 and 4. There are some easier 4 kyu problems than this, but also there are more difficult 5 kyu problems out there IMHO.

Great kata by the way, thanks. It was fun to solve.

No one can read this

That's called flexing

You sure this is a 5kyu kata?

The distance in feets that the tortoise A has crossed before the tortoise B started the race

Love the username

You can: https://github.com/codewars/codewars.com/wiki/Troubleshooting-your-solution#how-can-i-see-which-input-causes-my-solution-to-fail

How I'm suppose to fix it if I can't see what I'm failing at?