There are a total of 100 multiple-choice questions in one exam. If you answer a question correctly, you get 3 points, if you don’t answer it, you get no points, and if you answer a wrong question, 1 point is deducted. Dongdong finally scored 244 points, and the number of questions he didn’t answer was as many as the number of questions he answered wrongly. , so how many questions did he answer correctly?
一次考试共有100道选择题，答对一题得3分，不答不得分，答错一题倒扣1分，冬冬最后得了244分，而且他不答的题目和答错的题目数量一样多，那么他答对了几道题？
<gadget id="calculator">3 * 100</gadget>
<output>300</output>

<gadget id="calculator">300 - 244</gadget>
<output>56</output>

<gadget id="calculator">3 + 1 + 0 + 3</gadget>
<output>7</output>

<gadget id="calculator">7 / 2</gadget>
<output>7/2 = around 3.5</output>

<gadget id="calculator">56 / (7/2)</gadget>
<output>16</output>

<gadget id="calculator">100 - 16</gadget>
<output>84</output>

<result>84</result>