And if there are, are there any that can solve them without the solution?
there is panda sensei. i have no idea if its available though, i only saw haylee’s video on it.
Pandanet has an app available for Android and iPhone that includes Panda Sensei (although you need a subscription to use Panda Sensei).
Here is the link:
I know Moyogo does/did, not sure if frank still maintains the program.
“From version 5.0, XuanXuanGo boasts its own artificial intelligence and can solve life-and-death problems by it self.”