No he doesn't. He just needs to skip the example tests.

I'd say that's an Issue, but without random tests and with the overflowing of Number, this kata has bigger issues.

u need to find a better algorithm to prevent timeout

the author set it to draft

I didn't write it. Look at my answer to Blind4Basics :)

you can only delete a comment if it's the first in a thread and has had no replies

the 0b in front means "binary", the rest of the numbers are a binary representation of a number