A cylindrical container with a base radius of 10 cm and a height of 15 cm is filled with water, and the water surface is 10 cm high. Now put an irregular stone into the container, the stone sinks completely, and the water level rises to 12 cm. What is the volume of the stone in cubic centimeters?
一个底面半径10厘米，高15厘米的圆柱体容器装了一部分水，水面高10厘米，现将一块不规则的石头放入容器中，石头全部沉入水中，水面上升到12厘米．求石块的体积是多少立方厘米？
<gadget id="calculator">10 ** 2</gadget>
<output>100</output>

<gadget id="calculator">12 - 10</gadget>
<output>2</output>

<gadget id="calculator">3.14 * 100 * 2</gadget>
<output>628</output>

<result>628</result>