Computercraft Volume Mine

local LENGTH = 16
local WIDTH = 16
local HEIGHT = 16

local function leftRes()
    turtle.turnLeft()
    turtle.dig()
    turtle.forward()
    turtle.turnLeft()
    turtle.digUp()
end

local function rightRes()
    turtle.turnRight()
    turtle.dig()
    turtle.forward()
    turtle.turnRight()
    turtle.digUp()
end

local function initDig()
    turtle.dig()
    turtle.forward()
    turtle.digUp()
end

local function reset(mw)
    turtle.turnRight()
    for _ = 1, mw do
        turtle.forward()
    end
    turtle.turnLeft()
    turtle.digDown()
    turtle.down()
end

local function mainMine(ml, mw, mh)
    initDig()
    local isTurningLeft = true
    for i = 1, mh do --height
        for j = 1, mw do --width
            for k = 1, ml - 1 do --length
                turtle.dig()
                turtle.forward()
                turtle.digUp()
            end
            if isTurningLeft then
                leftRes()
            else
                rightRes()
            end
            isTurningLeft = not isTurningLeft
        end
        reset(mw)
    end
end


mainMine(LENGTH, WIDTH, HEIGHT)