

If it marks your answer as incorrect, the other one is automatically correct.If you narrowed it down to two cells, mark one as black first, then hit the query button.Use contradictions to determine the correct placement of black squares when faced with ambiguous situations.Leave X marks to mark white cells you know are not filled in black.The query button will not tell you which cells are wrong.This is especially useful if you’re down to two options when guessing the location of a shaded cell. Use the query button to check your answers if you’re stuck.One wrong guess can throw off your entire solution and force you to start over.


Choose the game’s language from the drop-down list on the bottom left corner of the screen:.Select Help to learn how to play the game.To begin, choose a difficulty level at the center of the welcome screen.Identify the location of the shaded squares using the
