Cut off a rope in half and half, and cut it 4 times. The length of the remaining rope is exactly 1 meter. How many meters was the original length of the rope?
将一根绳子一半一半地剪去，连剪4次，剩下的绳子正好长1米，问这根绳子原来长多少米？
<gadget id="calculator">1 * 2 * 2 * 2 * 2</gadget>
<output>16</output>

<result>16</result>