To decorate a room with a length of 4 meters and a width of 3.2 meters, square bricks should be paved, and the loss of bricks with a side length of how many centimeters is selected will be small.
装修一间长4米，宽3.2米的房间，要铺正方形砖，选用边长为多少厘米的砖损耗会较小．
<gadget id="calculator">2 * 2 * 2 * 10</gadget>
<output>80</output>

<result>80</result>