stripe

turtle.up()

function dig()
 turtle.dig()
 sleep(0.2)
 if turtle.detect() == true then
  dig()
  print("Gravel")
 end
end

function digUp()
 turtle.digUp()
 sleep(0.2)
 if turtle.detectUp() == true then
  digUp()
  print("Gravel")
 end
end

function digDown()
 turtle.digDown()
end

x=0

while x < 64 do
 dig()
 turtle.forward()
 digUp()
 digDown()
 x=x+1
end

turtle.up()
turtle.turnRight()
turtle.turnRight()
while x > 0 do
 turtle.forward()
 x=x-1
end