PackageRubber

local function getRubber()
  while turtle.suck(1)== false do
    sleep(60)
  end
end

while true do
  for a=1,3 do
    turtle.select(a)
    getRubber()
  end

  for a=5,7 do
    turtle.select(a)
    getRubber()
  end

  for a=9,11 do
    turtle.select(a)
    getRubber()
  end

  turtle.select(16)
  turtle.craft()
  turtle.dropUp()

end