The circumference of a circular flower bed is 62.8 meters, and a cement road with a width of 1 meter is built around the flower bed. Find the area of the road.
在一个圆形花坛的周长是62.8米，绕着这个花坛修一条宽1米的水泥路．求路面的面积．
<gadget id="calculator">62.8 / 3.14 / 2</gadget>
<output>10</output>

<gadget id="calculator">10 + 1</gadget>
<output>11</output>

<gadget id="calculator">11 ** 2</gadget>
<output>121</output>

<gadget id="calculator">10 ** 2</gadget>
<output>100</output>

<gadget id="calculator">121 - 100</gadget>
<output>21</output>

<gadget id="calculator">3.14 * 21</gadget>
<output>65.94</output>

<result>65.94</result>