art = {1, 2, 1, 2, 3, 3, 2, 1, 2, 1}
for n = 1, 10 do
  slot = art[n]
  turtle.select(slot)
  turtle.placeDown()
  turtle.forward()
end
for i = 1, 10 do
  turtle.back()
end
turtle.turnRight()
turtle.forward()
turtle.turnLeft()