hacker.org

If the solution you submit is correct, you pass the level, you just don't get it updated as a result of the GET request. However, you can manually change it, so it is still possible to reach 513 if you haven't already. I warned Adum about this error and he said he was going to have a look at it, but...

I don't think this is the correct topic to be talking about this, but I noticed the same issue as contagious and Dionadar.
I sent a PM to Adum to warn him about it.

text editor + regex