tunnel

function tunneler()
for i=1,32 do
  turtle.dig()
  turtle.forward()
  turtle.digUp()
  turtle.digDown()
  if i==8 then
    turtle.select(15)
    turtle.placeDown()
  end
  if i==16 then
    turtle.select(15)
    turtle.placeDown()
  end
  if i==24 then
    turtle.select(15)
    turtle.placeDown()
  end
end
end

function turning()
turtle.turnRight()
turtle.forward()
turtle.forward()
turtle.forward()
turtle.turnRight()
turtle.digDown()
turtle.select(16)
turtle.placeDown()
for k=1,14 do
  turtle.select(k)
  turtle.dropDown()
end
end
turtle.turnLeft()
turtle.dig()
turtle.forward()
turtle.digUp()
turtle.digDown()
turtle.turnLeft()

for k=1,31 do
  turtle.dig()
  turtle.forward()
  turtle.digUp()
  turtle.digDown()
end