There are 15 stations in the subway (including the starting point and the ending point), and one of the people who get on the train at each station in each car will go off at each station in the future. To ensure that every passenger has a seat during the journey, how many people should there be in each car? seat?
地铁共有15站(包括起点和终点)，每节车厢每一站上车的人中恰好在以后各站分别下去一个，要使行驶中每位乘客都有座位，每节车厢至少应有多少个座位？
<gadget id="calculator">8 * 7</gadget>
<output>56</output>

<result>56</result>