The school arranges students to go to the meeting room to listen to the report. If every 3 people sit on a bench, there will be 16 people left without a seat. If every 5 people sit on a bench, there will be 1 bench empty, and there is another bench There are only 2 people sitting on the board, how many students are there to listen to the report?
学校安排学生到会议室听报告，如果每3人坐一条长椅，就会剩下16人没有座位，如果每5人坐一条长椅，就会空出1条长椅，还有一条长椅上只坐了2个人，一共有多少个学生去听报告？
<gadget id="calculator">5 * 1</gadget>
<output>5</output>

<gadget id="calculator">5 - 2</gadget>
<output>3</output>

<gadget id="calculator">16 + 5 + 3</gadget>
<output>24</output>

<gadget id="calculator">5 - 3</gadget>
<output>2</output>

<gadget id="calculator">24 / 2</gadget>
<output>12</output>

<gadget id="calculator">12 * 3</gadget>
<output>36</output>

<gadget id="calculator">36 + 16</gadget>
<output>52</output>

<result>52</result>