A circular flower bed with a diameter of 16 meters surrounds a path with a width of 2 meters. If one tree is planted every 3.14 meters, how many trees can be planted on the outside of the path?
在一个直径是16米的圆形花坛周围，围绕着一条宽为2米的小路，如果每3.14米种一棵树，在小路的外侧一共能种多少棵树？
<gadget id="calculator">16 + 2 + 2</gadget>
<output>20</output>

<gadget id="calculator">20 / 3.14</gadget>
<output>6.369427</output>

<gadget id="calculator">3.14 * 6.369427</gadget>
<output>20.000001</output>

<result>20.000001</result>