24 students are playing games in a circle on the playground. The distance between two adjacent students is 2 meters. What is the circumference of the circle in meters?
24个同学在操场上围城一个圆圈做游戏，每相邻两名同学之间都是2米，这个圆圈的周长是多少米？
<gadget id="calculator">2 * 24</gadget>
<output>48</output>

<result>48</result>