A conical wheat pile has a bottom circumference of 12.56 meters and a height of 1.5 meters. Putting these wheats into a cylindrical grain storage is just full. It is known that the diameter of the bottom surface of the grain storage is 2 meters, what is the height of the grain storage in meters?
一个圆锥形小麦堆，底面周长是12.56米，高是1.5米，把这些小麦装入圆柱形粮囤正好装满．已知粮囤的底面直径是2米，这个粮囤的高是多少米？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">12.56 / 3.14 / 2</gadget>
<output>2</output>

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

<gadget id="calculator">1.5 / 3.14</gadget>
<output>0.477707</output>

<gadget id="calculator">2 / 2</gadget>
<output>1</output>

<gadget id="calculator">1 ** 2</gadget>
<output>1</output>

<gadget id="calculator">(1/3) * 3.14 * 4 * 0.477707 * 1</gadget>
<output>2</output>

<result>2</result>