The 25th of every month is Shanghai Traffic Publicity Day. On December 25th, the Young Pioneers Brigade organized students to publicize the traffic rules. There were 4 people in groups, and each group distributed 8 small red flags. There were 25 groups of students participating. How many small red flags do the brigade need to prepare at least?
每月25日是上海交通宣传日．12月25日，少先队大队部组织同学宣传交通规则，4人一组，每组发8面小红旗，有25组同学参加，大队部至少需要准备多少面小红旗？
<gadget id="calculator">8 * 25</gadget>
<output>200</output>

<result>200</result>