So I bought an altcoin called batcoin from a cryptocurrency exchange website. I even withdrew all my coins to an offline wallet, because I don't exactly trust exchange websites. However, the exchange it was listed is now gone, due to a hack.
So now I am stuck with coins that have no value.
What do you think I should do now?
On this issue you must ask for information from the project. If you don't have any information or the project stops working, your money is lost.