IOTA Lottery is a small program who find private seeds by bruteforce. You can create randomly seeds and ask to a full node what's the balance. This program is created only for educational purposes. You and only you are responsible of your acts, if you win the lottery and find one used seed ;)
If you what more detail about IOTA Lottery this code is asociated to this post: Hacking de semillas en la criptomoneda IOTA