Yihe restaurant has a round table that can seat 10 guests, and the distance between every two guests is 0.628 meters. What is the radius of this round table.
义和餐厅有一张圆桌，可以坐10位客人，每两位客人之间的距离是0.628米．这张圆桌的半径是多少．
<gadget id="calculator">0.628 / 3.14 / 2</gadget>
<output>0.1</output>

<gadget id="calculator">10 * 0.1</gadget>
<output>1</output>

<result>1</result>