There is a circular flower bed in the park with a diameter of 40 meters. Uncle Zhao runs around the flower bed 5 times every morning. How many meters does he run every morning?
公园里有一圆形花坛，直径40米，赵大爷每天早晨绕花坛跑5圈．他每天早晨跑多少米？
<gadget id="calculator">3.14 * 40 * 5</gadget>
<output>628</output>

<result>628</result>