Pour 2 liters of water into a cuboid container with a length of 20 cm and a width of 10 cm (without overflowing). How deep is the water?
把2升水倒入一个长20厘米，宽10厘米的长方体容器中(不溢出)，水深多少？
<gadget id="calculator">20 * 100</gadget>
<output>2_000</output>

<gadget id="calculator">20 * 10</gadget>
<output>200</output>

<gadget id="calculator">2_000 / 200</gadget>
<output>10</output>

<result>10</result>