After sawing a 2-meter-long cuboid into two pieces, the surface area increases by 100 square centimeters, what is its volume in cubic centimeters
把一根长2米的长方体木料锯成两段后，表面积增加了100平方厘米，它的体积是多少立方厘米
<gadget id="calculator">100 / 2</gadget>
<output>50</output>

<gadget id="calculator">2 * 100</gadget>
<output>200</output>

<gadget id="calculator">50 * 200</gadget>
<output>10_000</output>

<result>10_000</result>