cuboid container with a bottom area of 72 square centimeters is filled with some water, and a cube iron block with a side length of 6 cm is placed in it. The water just covers the cube. How much cubic centimeters of water is in the container?
一个底面积是72平方厘米的长方体容器内装了一些水，在里面放入一个棱长是6厘米的正方体铁块，水刚好淹没这个正方体，容器内原有水多少立方厘米？
<gadget id="calculator">72 * 6</gadget>
<output>432</output>

<gadget id="calculator">6 * 6 * 6</gadget>
<output>216</output>

<gadget id="calculator">432 - 216</gadget>
<output>216</output>

<result>216</result>