function ins ()
    block, meta = turtle.inspect()
    print(meta.metadata)
    if meta.metadata ==7 then
        turtle.digDown()
        turtle.placeDown()
    end
    end


function avancer()
    turtle.forward()
end



while true do
    turtle.up()
    for i=1,7 do
        avancer()
        ins()
    end
    for j=1,3
        turtle.turnRight()
        avancer()
        ins()
        turtle.turnRight()
        for i=1,6 do
            avancer()
            ins()
        end

        turtle.turnLeft()
        avancer()
        ins()
        turtle.turnLeft()
        for i=1,6 do
            avancer()
            ins()
        end

    end
end