A cylindrical measuring cup with a base diameter of 8 cm is filled with water to a depth of 5 cm. A conical iron block is placed completely submerged in water so that the water level rises by 2 cm. What is the volume of this conical block of iron in cubic centimeters?
一个底面直径8厘米的圆柱形量杯，里面装有5厘米深的水．把一个圆锥形铁块放完全浸没在水中，水面上升了2厘米．这个圆锥形铁块的体积是多少立方厘米？
<gadget id="calculator">8 / 2</gadget>
<output>4</output>

<gadget id="calculator">4 ** 2</gadget>
<output>16</output>

<gadget id="calculator">3.14 * 16 * 2</gadget>
<output>100.48</output>

<result>100.48</result>