local num=8
local lim=100
local count=0
local selectnum=0

num = num-1

turtle.select(1)


while 1==1 do

	turtle.up()

	for j=1,4 do
		for i=1,num do

			if i * 2 == num + 1 then
				if j == 1 or j == 2 then
					turtle.up()
				elseif j == 3 or j == 4 then
					turtle.down()
				end

			end


			if turtle.getItemCount() == 0 then
				selectNum = turtle.getSelectedSlot()
				if selectNum == 16 then
					selectNum = 0
				end
				turtle.select(selectNum+1)
			end
			turtle.placeDown()
			turtle.forward()
			if i == num then
				turtle.turnRight()
			end
		end
	end

	selectNum = turtle.getSelectedSlot()
	if selectNum == 16 then
		selectNum = 0
	end
	turtle.select(selectNum+1)
	turtle.forward()
	turtle.forward()
	turtle.forward()
	turtle.turnRight()

end