A cuboid swimming pool has a sum length of 60 meters, a width of 30 meters and a depth of 3 meters. How many square meters of tiles need to be pasted around and on the bottom of the swimming pool?
一个长方体的游泳池，它的和长是60米，宽是30米，深是3米．在泳池的四周和底面贴上瓷砖，共需要贴多少平方米的瓷砖？
<gadget id="calculator">60 * 30</gadget>
<output>1_800</output>

<gadget id="calculator">60 * 3 * 2</gadget>
<output>360</output>

<gadget id="calculator">30 * 3 * 2</gadget>
<output>180</output>

<gadget id="calculator">1_800 + 360 + 180</gadget>
<output>2_340</output>

<result>2_340</result>