local function drop()
	turtle.drop(4)
	turtle.turnLeft()
end
local function pick()
	turtle.suck()
	turtle.turnLeft()
end

while true do
	if redstone.getInput("top") == false then 
		if turtle.suckDown(16) then
			drop()
			drop()
			drop()
			drop()
			sleep(3)
			pick()
			pick()
			pick()
			pick()
			turtle.dropDown(16)
			sleep(100)
		else
			sleep(300)
		end
	end
end