mine

for  i = 0,10 do

turtle.dig()
turtle.forward()
turtle.digUp()
turtle.digDown()
turtle.turnLeft()
turtle.dig()
turtle.forward()
turtle.digUp()
turtle.digDown()
turtle.back()
turtle.turnRight()
turtle.turnRight()
turtle.dig()
turtle.forward()
turtle.digUp()
turtle.digDown()
turtle.back()
turtle.turnLeft()
end