Mine

function MineDown()
  turtle.dig()
  turtle.digUp()
  turtle.up()
  turtle.dig()
  turtle.down()
  turtle.turnLeft()
  turtle.dig()
  turtle.up()
  turtle.dig()
  turtle.turnRight()
  turtle.turnRight()
  turtle.dig()
  turtle.down()
  turtle.dig()
  turtle.turnLeft()
  turtle.forward()
  turtle.digDown()
  turtle.down()
end
function PlaceTorchMine()
  turtle.up()
  turtle.back()
  turtle.turnRight()
  turtle.select(13)
  turtle.place()
  turtle.select(1)
  turtle.turnLeft()
  turtle.forward()
  turtle.down()
end
while true do
  MineDown()
  MineDown()
  MineDown()
  MineDown()
  MineDown()
  PlaceTorchMine()
end