On the 400-meter circular runway, a starting point is fixed to insert colored flags. For the first time, a colored flag is inserted every 40 meters; After inserting, it is found that there are 5 colorful flags that have not moved. What is the distance between the second colored flags?
在400米的环形跑道上固定一个起点插彩旗，第一次每隔40米插一面彩旗；第二次仍然每隔一定距离插一面彩旗，但间隔比第一次缩短了．插完后发现有5面彩旗没动，求第二次的彩旗间隔是多少米？
<gadget id="calculator">2 * 2 * 2 * 5</gadget>
<output>40</output>

<result>40</result>