The radius of the bottom area of a cylindrical glass container is 1 decimeter, and there is water 8 cm high inside. There is a conical iron block (completely submerged) in the water. If the iron block is taken out of the water, the water surface will be 5 cm high. centimeter. What is the volume of this conical block of iron in cubic centimeters?
一个圆柱形玻璃容器的底面积半径是1分米，里面装有8厘米高的水，水里有一块圆锥形铁块(完全浸没)，如果把铁块从水里取出，这时水面高5厘米．这块圆锥形铁块的体积是多少立方厘米？
<gadget id="calculator">10 ** 2</gadget>
<output>100</output>

<gadget id="calculator">8 - 5</gadget>
<output>3</output>

<gadget id="calculator">3.14 * 1 * 100 * 3</gadget>
<output>942</output>

<result>942</result>