local x = 0
local y = 0
local z = 0

local function mineForward()
    for x = 1, 9 do
        while turtle.detect() do
            turtle.dig()
            sleep(0.1)
        end
        turle.forward()
    end
end

local function mineBack()
    for x = 1, 9 do
        while turtle.detect() do
            turtle.dig()
            sleep(0.1)
        end
        turle.forward()
    end
end

local function mineDown()
    for z = 1, 60 do
        while turtle.detect() do
            turtle.digDown()
            sleep(0.1)
        end
        turtle.down()
    end
end

for i = 1, 9 do
    if i % 2 == 0 then
        mineBack()
    else
        mineForward()
    end
    mineBack()
end

for i = 1, 9 do
    if i < 9 then
        mineForward()
    else
        turtle.turnLeft()
        turtle.forward()
        turtle.turnLeft()
    end
end

if turtle.turnLeft() then
    for i = 1, 9 do
        if i < 9 then
            mineFrente()
        end
    end
end