2 ms·

But you do not know the layout of the board in fischer random. And once you do the number of first moves is not even; the knights could be in the corners...

• mquander 15y ago
  the knights could be in the corners... "plus or minus two"
  • dfc 15y ago
    Four. Both sides can have knights in corners.
    • mquander 15y ago
      That may be, but there is only one first move.