The circumference of a circular street park is 500m, and a garbage can is placed every 10 meters around it, how many garbage cans need to be placed in total.
一个圆形的街心公园周长是500m，在它的周围每隔10米放置一个垃圾桶，共需放置多少个．
<gadget id="calculator">500 / 10</gadget>
<output>50</output>

<result>50</result>