Source code for hacking school water card data
./hackw -p 50 -o FFFFFF -t CUID-p means you have already payed a unit but haven't used it all up.
the follwing number represent the price you want to write it in.
-o means card owner,you should write the UID
-t means the card-type, support UID and CUID.
also you can run:
./hackw --helpfor usage.
the part of the algorithm already made public and rewrite using golang !!!