Approved, thanks!

For Rust this kata is not good to be honest. Horrible -_-

Lua translation

Cleaned up and approved!

I have the same problem - able to pass 100,000 big numbers and not the lower random tests. I noticed that the signs are the same for those tests, whereas the signs are always - and + for the largest random test. Any hints on how to solve the off-by-one errors?

Haskell translation

Already added by somebody.

approved at some point

I meant "may" only in the sense that it won't happen if there is no such person ... but i see the point, and since there are so many votes to change it, i changed it.

it should really be changed, as it is a hard rule, not a possibility

.