Cocoa pancakes at home, 2 cakes can be baked in the pot at a time, both sides need to be baked, each side needs to be baked for two minutes, and at least 7 cakes need to be baked.
可可在家里烙饼，锅里每次可烙2张饼，两面都要烙，每面要烙两分钟，烙7张饼至少要烙多少．
<gadget id="calculator">2 * 2 * 2</gadget>
<output>8</output>

<gadget id="calculator">2 * 3</gadget>
<output>6</output>

<gadget id="calculator">8 + 6</gadget>
<output>14</output>

<result>14</result>