The Pleasant Goat and the Beautiful Goat move in opposite directions at the same point on a circle with a diameter of 100 meters. The Pleasant Goat moves 18.84 meters per minute, and the Beautiful Goat moves 12.56 meters per minute. When Pleasant Goat and Beautiful Goat meet again, how much longer will Pleasant Goat walk than Beautiful Goat?
喜羊羊和美羊羊在一个直径是100米的圆周上的同一点向相反的方向运动，喜羊羊每分钟走18.84米，美羊羊每分钟走12.56米．当喜羊羊和美羊羊再次相遇时，喜羊羊比美羊羊多走多少米？
<gadget id="calculator">100 / 2</gadget>
<output>50</output>

<gadget id="calculator">50 ** 2</gadget>
<output>2_500</output>

<gadget id="calculator">18.84 + 12.56</gadget>
<output>31.4</output>

<gadget id="calculator">2_500 / 31.4</gadget>
<output>79.617834</output>

<gadget id="calculator">18.84 - 12.56</gadget>
<output>6.28</output>

<gadget id="calculator">3.14 * 79.617834 * 6.28</gadget>
<output>1_569.999992</output>

<result>1_569.999992</result>