If the height of a cylinder increases by 1 cm, the volume will increase (1/10) compared to the original, and the surface area will increase by 12.56 square centimeters compared to the original. What is the original volume of the cylinder in cubic centimeters?
一个圆柱体，若高增加1厘米，体积就比原来增加(1/10)，且表面积比原来增加12.56平方厘米，问原来圆柱体的体积是多少立方厘米？
<gadget id="calculator">12.56 / 1 / 3.14 / 2</gadget>
<output>2</output>

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

<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">1 / (1/10)</gadget>
<output>10</output>

<gadget id="calculator">3.14 * 4 * 10</gadget>
<output>125.6</output>

<result>125.6</result>