bag of candy, if it is distributed to 8 children on average, 2 will be left, if it is distributed to 10 children on average, 2 will be left, how many candies are there in this bag?
一包糖，如果平均分给8个小朋友，剩2个，如果平均分给10个小朋友，剩2个，这包糖有多少个．
<gadget id="calculator">2 * 2 * 2 * 5</gadget>
<output>40</output>

<gadget id="calculator">40 + 2</gadget>
<output>42</output>

<result>42</result>