remsand

local args = { ... }
    if args ~= 2 then
        print( "correct format is: remsand <depth> <height>" )
    end
local temp = tonumber( args[1] )
local temp2 = tonumber( args[2] )
for num=1, temp2 do
    local function spindig()
        for num=1, temp do
            turtle.dig()
        end
        for num=1,4 do
            turtle.turnRight()
        end
        for num=1, temp do
          turtle.dig()
        end
    end

    spindig()
    turtle.forward()
    turtle.turnRight()

    spindig()
    turtle.forward()
    spindig()
    turtle.forward()
    spindig()
    turtle.forward()
    spindig()
    turtle.back()
    turtle.back()
    turtle.back()

    turtle.turnLeft()
    turtle.turnLeft()
    turtle.forward()

    spindig()
    turtle.forward()
    spindig()
    turtle.forward()
    spindig()
    turtle.forward()
    spindig()
    turtle.back()
    turtle.back()
    turtle.back()

    turtle.turnRight()
    turtle.back()
    turtle.up()
end

for num=1, temp2 do
  turtle.down()
end