![[從零到奧數] #26 兩個慢跑者在橢圓形跑道上相反方向的奔跑。 一名慢跑者在 56 秒內繞著賽道跑完一圈。 他們每 24 秒相遇一次。 第二個慢跑者繞著跑道跑需要多少秒？](https://1a-1791.com/video/s8/1/A/1/m/9/A1m9e.qR4e-small--26-56-24-.jpg)
[從零到奧數] #26 兩個慢跑者在橢圓形跑道上相反方向的奔跑。 一名慢跑者在 56 秒內繞著賽道跑完一圈。 他們每 24 秒相遇一次。 第二個慢跑者繞著跑道跑需要多少秒？
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