swap

while ( turtle.getItemCount(1) ~= 0) do
  turtle.turnLeft()
  turtle.suck()
  i = 2
  while ( i <= 16 ) do
    d = turtle.getItemDetail(i)
    if (d ~= nil) then
      if (d.name == "IC2:itemCellEmpty" ) then
        if (d.damage == 5 ) then
          turtle.select(i)
          turtle.drop()
        end
      end
    end
    i = i + 1
  end
  turtle.turnRight()
  turtle.turnRight()
  turtle.suck()
  i = 2
  while ( i <= 16) do
    d = turtle.getItemDetail(i)
    if (d ~= nil) then
      if (d.name == "IC2:itemCellEmpty") then
        if (d.damage == 0) then
          turtle.select(i)
          turtle.drop()
        end
      end
    end
    i = i + 1
  end
  turtle.turnLeft()
end