function checkfuelrefuel()
  if turtle.GetFuelLevel() < 5 then
    for i = 1,16,1 do
      if turtle.getItemDetail(i).name == "Coal" then
        turtle.refuel(1)
      end
    end
  end
end

function checkinventory()
  for o=1,16,1 do
    if (turtle.suck(o) == true) and (turtle.suckUp(o) == true) and (turtle.suckDown(o) == true) then
      full = false
    else
      full = true
    end
  end
  if full = true then
    return true
  else
    return false
  end
end

function succa()
  turtle.suck()
  turtle.suckUp()
  turtle.suckDown()
end
function autoscavapussy(altezza, larghezza)
  for i=1,altezza,1 do
    checkfuelrefuel()
    if checkinventory() == true then
      for x=1,larghezza,1 do
        turtle.digDown()
        succa()
        turtle.forward()
      end
    end
  turtle.turnRight()
  end
end

autoscavapussy(10,3)