The depth of water in a cube glass container with a side length of 20 cm is 10 cm. After placing an irregular steel block, the water surface is 5 cm away from the container mouth. What is the volume of this block of steel?
一个棱长为20cm的正方体的玻璃容器内水深10cm，放入一个不规则钢块后，此时水面距容器口5cm．这块钢块的体积是多少？
<gadget id="calculator">20 - 10 - 5</gadget>
<output>5</output>

<gadget id="calculator">20 * 20 * 5</gadget>
<output>2_000</output>

<result>2_000</result>