There are 20 questions in a mathematics competition. You get 5 points for a correct question, and 3 points are deducted for a wrong question. Liu Dong scored 52 points in the test. Do you know how many questions Liu Dong got right?
一次数学竞赛共有20道题．做对一道题得5分，做错一题倒扣3分，刘冬考了52分，你知道刘冬做对了几道题？
<gadget id="calculator">20 * 5</gadget>
<output>100</output>

<gadget id="calculator">100 - 52</gadget>
<output>48</output>

<gadget id="calculator">5 + 3</gadget>
<output>8</output>

<gadget id="calculator">48 / 8</gadget>
<output>6</output>

<gadget id="calculator">20 - 6</gadget>
<output>14</output>

<result>14</result>