Xiaodong swam 2 laps around a swimming pool that is 40 meters long and 25 meters wide. How many meters did Xiaodong swim in total?
小东沿着长40米，宽25米的游泳池的四周游了2圈，小东一共游了多少米？
<gadget id="calculator">40 + 25</gadget>
<output>65</output>

<gadget id="calculator">65 * 2 * 2</gadget>
<output>260</output>

<result>260</result>