Both Wang Hui and Li Yi are fans of collecting IC cards. One day after they sorted out the IC cards together, Wang Hui said: If you give me 12 cards, we will have the same number of cards. Li Yi said, if you give me 12 cards, my cards will be 4 times yours. How many cards did they collect in total?
王辉和李奕都是IC卡收集迷．一天他们在一起整理好IC卡后，王辉说：如果你给我12张，我们的卡就一样多．李奕说，如果你给我12张，我的卡就是你的4倍．他们一共收集了多少张卡．
<gadget id="calculator">12 * 2</gadget>
<output>24</output>

<gadget id="calculator">24 + 24</gadget>
<output>48</output>

<gadget id="calculator">4 - 1</gadget>
<output>3</output>

<gadget id="calculator">48 / 3</gadget>
<output>16</output>

<gadget id="calculator">16 + 12</gadget>
<output>28</output>

<gadget id="calculator">28 + 24</gadget>
<output>52</output>

<gadget id="calculator">28 + 52</gadget>
<output>80</output>

<result>80</result>