args = { ... }

turtle.select(1)
  function dig()
   while turtle.detect() == true do
    turtle.dig()
    sleep(.5)
    end
    turtle.forward()
    turtle.digUp()
  end

for s = 1,args[2] do
  if turtle.getItemCount(16) ~= 0 then
  turtle.select(16)
  turtle.placeUp()
  end
 for r = 1,args[1] do
  if turtle.getFuelLevel() == 0 then
   turtle.select(1)
   if turtle.getItemCount(1) == 0 then
   print("Add fuel to continue and press any key")
   event, key = os.pullEvent("key")
   turtle.refuel(1)
   print("Resuming")
   else
   turtle.refuel(1)
   end

   end
   dig()


  end

  if args[3] == "right" then
  turtle.turnRight()

   dig()

  turtle.turnRight()
  args[3] = "left"
  else
  turtle.turnLeft()

   dig()

  turtle.turnLeft()
  args[3] = "right"
  end

end