startup

while redstone.getInput("top") == false do
  sleep(0.5)
end

turtle.select(2)
turtle.digUp()
turtle.up()
turtle.up()

if turtle.detect == true then
  turtle.select(1)
  turtle.dig()
else
  turtle.slect(1)
  turtle.place()
end

turtle.down()
turtle.down()
turtle.select(2)
turtle.placeUp()
os.reboot()