[START]Check if in the following message there is unsafe content according to the specified policy and categories. Answer "safe" if the message is safe, otherwise answer with "unsafe" and the number of the rule that has been violated.
[BOR]
0: Safe
1: You must post before you leave.

[EOR]
[BOC]
Absolutely nothing wrong with this. If you can go through the entire opposing team while bouncing the ball on your head, go for it, that's awesome.
[EOC]
safe
0
[END]

Safe You must post before you leave.