Fixed drawing

board.lua

@@ -374,7 +374,7 @@ function Board.new()
 				local x,y = self:idx_xy(k)
 				local color = v == BLUE and 12 or v == YELLOW and 8 or 1
 				if color == 1 then fillp(▒) else fillp(█) end
-				rectfill(
+				rectfill2(
 					margin + (x-1)*w + (x-1)*(padding+1),
 					margin + (y-1)*w + (y-1)*(padding+1),
 					w, w, color)