Try to Hack the box!

Question

You should find invitation code from the server, this is absolutely legal. You should know some JavaScript and a bit about requests :)
After finding invite code, you'll be able to register, it's not needed, just know that you've done.
Try yourself, very interesting challenge.
https://www.hackthebox.eu/invite

Answer 1

I dont know :/

Answer 2

try f12 at first ))

Answer 3

I joined

Answer 4

And now what?

Answer 5

Well, for this you should know at least js .

Answer 6

Congrat’s !!)

Answer 7

nTry 26, 56, 100, 102, 112, 76 or 72")
https://www.sololearn.com/discuss/1316935/?ref=app

Answer 8

D

Answer 9

https://code.sololearn.com/WupE4QtghjUY/?ref=app