Subtract 12 continuously from 168, after how many times, the result is 36.
从168里连续减去12，减了多少次后，结果是36．
<gadget id="calculator">168 - 36</gadget>
<output>132</output>

<gadget id="calculator">132 / 12</gadget>
<output>11</output>

<result>11</result>