cGen

while true do
  term.clear()
  write("How many stacks do you need ? ")
  stacks = read()
  if(stacks == "exit") then
    os.reboot()
  end
  stackNumber = 0
  while stackNumber < tonumber(stacks) do
    if turtle.detectDown() then
      turtle.digDown()
    end
    itemcount = turtle.getItemCount(1)
    if itemcount == 64 then
      turtle.dropUp()
      stackNumber = stackNumber + 1
      print("Sir, Stack "..stackNumber.." has just finished !")
    end
  end
end