Xiaoli goes shopping in a supermarket every 5 days, and Xiaojie goes shopping in the same supermarket every 7 days. Both Xiaoli and Xiaojie went shopping in this supermarket on the National Day. How many days will pass before they will go shopping in this supermarket on the same day?
小丽每隔5天去一次超市购物，小杰每隔7天去同一家超市购物．国庆节这一天小丽、小杰都去了这家超市购物，问至少再经过多少天，他们又会在同一天去这家超市购物？
<gadget id="calculator">2 * 2 * 2 * 3</gadget>
<output>24</output>

<result>24</result>