A 55 cm long gold wire needs to be cut into 1, 2, 3, 4, 5, 6, 7, 8, 9, and 10 cm gold wires each, how many times does it need to be cut?
一根55厘米长的金线，要剪成1、2、3、4、5、6、7、8、9、10厘米金线各1根，需要剪多少次．
<gadget id="calculator">10 - 1</gadget>
<output>9</output>

<result>9</result>