A group of ants moved and kept a pile of food. On the first day, half of the total was shipped out, and the remaining half was 12 grams short. The result was that there were 43 grams left in the nest. Ask the ant’s original food. How many grams?
一群蚂蚁搬家，原存一堆食物，第一天运出总数的一半少12克，第二天运出剩下的一半少12克，结果窝里还剩下43克，问蚂蚁家原有食物多少克？
<gadget id="calculator">43 - 12</gadget>
<output>31</output>

<gadget id="calculator">31 * 2</gadget>
<output>62</output>

<gadget id="calculator">62 - 12</gadget>
<output>50</output>

<gadget id="calculator">50 * 2</gadget>
<output>100</output>

<result>100</result>