100 ml of water is poured into a cube container with side length 5 cm, what is the height of the water?
把100毫升水倒入一个棱长是5厘米的正方体容器里，水的高度是多少．
<gadget id="calculator">5 * 5</gadget>
<output>25</output>

<gadget id="calculator">100 / 25</gadget>
<output>4</output>

<result>4</result>