The circumference of a circular flower bed is 32 meters, and a tree is planted every 4 meters along the edge, how many saplings need to be prepared.
一个圆形花坛的周长是32米，沿边缘每隔4米种一棵树，需要准备多少棵树苗．
<gadget id="calculator">32 / 4</gadget>
<output>8</output>

<result>8</result>