Cut a piece of 8cm*16cm paper in half, and then cut one of them in half...continue to cut like this until you get a piece of 1cm*2cm paper, how many times do you need to cut in total?
把一张8厘米*16厘米的纸裁去一半，再将其中的一张裁去一半…继续这样裁下去，直到得到一张1厘米*2厘米的纸为止，那么一共需要裁多少次．
<gadget id="calculator">3 + 3</gadget>
<output>6</output>

<result>6</result>