QUARRY COMPUTERCRAFT

x=1
for i=1,250 do
   for j=1,10 do
        for k=1,9 do
            turtle.dig()
            turtle.placeDown()
            while not turtle.forward() do
               turtle.dig()
               turtle.attack()
            end
        end

        if x==1 then
            turtle.turnLeft()
            while not turtle.forward() do
               turtle.dig()
               turtle.attack()
            end
            turtle.turnLeft()
            x=-1
        else
            turtle.turnRight()
            while not turtle.forward() do
               turtle.dig()
               turtle.attack()
            end
            turtle.placeDown()
            turtle.turnRight()
            x=1
        end
   end
   turtle.turnRight()
   while not turtle.forward() do
               turtle.dig()
               turtle.attack()
   end
   while not turtle.down() do
               turtle.digDown()
               turtle.attackDown()
   end
end