There is a circular flower pond in the school. Its circumference is 62.8m. Now it is necessary to build a circular path with a width of 1m along the edge of the flower pond. What is the area of this path in square meters?
学校有一个圆形的花池，它的周长为62.8m，现在要沿花池边修一条宽1m的环形小路，这条小路的面积是多少平方米？
<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">3.14 * 121</gadget>
<output>379.94</output>

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

<gadget id="calculator">3.14 * 100</gadget>
<output>314</output>

<gadget id="calculator">379.94 - 314</gadget>
<output>65.94</output>

<result>65.94</result>