Hi, can you explain me how it work xd? Im newbie :(

bruh, why didn't I think of that.

Why did you use this '^(' ')+$' in regexp?

nice kata!

Hi! Please could you add explanation describing addition. I mean, parts of the raised number. Thank you!

please fix javascript. Thx good kata btw

pwoer of 1 dan

nice kata, took 6 hours to finish it

'years ago'

Correct

this is recursive version, right?

thx sir, i past the test case but no for random test... i will try next time. :)

No, read the instructions again:

Words will contain of maximum 10 distinct letters, but word can be any length, even longer than 10 characters long.

The digits go from 0 to 9.