In a mathematics competition, among the students (1/7) won the first prize, (1/3) won the second prize, (1/2) won the third prize, and the rest won the commemorative prize. If there are less than 50 students participating in the competition this time, do you know how many people participated in total?
一次数学竞赛，结果学生中(1/7)获得一等奖，(1/3)获得二等奖，(1/2)获得三等奖，其余人获得纪念奖．如果这次参加竞赛的学生不满50人，你知道一共有多少人参赛吗？
<gadget id="calculator">7 * 3 * 2</gadget>
<output>42</output>

<result>42</result>