A circular flower bed with a circumference of 80m, a pot of roses every 5m, and a pot of orchids between two adjacent pots of roses, how many pots of flowers are needed in total?
一个圆形花坛，周长是80m，每隔5m摆一盆月季花，相邻两盆月季花中间摆一盆兰花，一共需要多少盆花？
<gadget id="calculator">80 / 5</gadget>
<output>16</output>

<gadget id="calculator">16 * 2</gadget>
<output>32</output>

<result>32</result>