You had several other flagged messages:
MIRACLES HAPPENS WHEN YOU ACTUALLY HAVE A STRONG WILL
message was the final straw that triggered the automatic ban. These messages didn't appear to have anything to do with the conversations going on at the time in that chat room, and members must have found them to be disruptive.
You were repeatedly asked to leave, and a response of "mind your own business" probably didn't help you any there.
The C++ Lounge may not be the best place for you to hang out.