mine

for i=1, 2 do
  turtle.refuel(1)
  for j=1, 5 do
    for k=1, 10 do
      turtle.dig()
      turtle.forward()
      turtle.digUp()
      turtle.up()
      turtle.digUp()
      turtle.down()
    end
    turtle.select(2)
    turtle.placeUp()
    turtle.select(1)
  end
  turtle.select(3)
  turtle.digDown()
  turtle.placeDown()
    for x=4, 17 do
      turtle.select(x)
      turtle.dropDown()
    end
    turtle.select(1)
end