Currently, the board hash is used but this prevents other state from checking this board. Different state might reach the same board somehow so the hash should also include the current index of the state. The hash was meant to prevent the same state going in circles.
Currently, the board hash is used but this prevents other state from checking this board. Different state might reach the same board somehow so the hash should also include the current index of the state. The hash was meant to prevent the same state going in circles.