A cylinder and a cone have the same base and height, if their volumes differ by 50 cubic decimeters, what is the volume of the cylinder?
一个圆柱体和一个圆锥体等底等高，如果它们的体积相差50立方分米，那么圆柱体的体积为多少立方分米．
<gadget id="calculator">3 - 1</gadget>
<output>2</output>

<gadget id="calculator">50 / 2</gadget>
<output>25</output>

<result>25</result>