A 0.5-meter-long cuboid has a square cross-section. If it is sawed into two pieces, the surface area will increase by 32 square centimeters. What is the original volume of this piece of wood in cubic centimeters?
一根长0.5米的长方体木料的横截面是正方形，把它锯成两段，表面积与原来增加32平方厘米，原来这根木料的体积是多少立方厘米．
<gadget id="calculator">32 / 2</gadget>
<output>16</output>

<gadget id="calculator">0.5 * 100</gadget>
<output>50</output>

<gadget id="calculator">16 * 50</gadget>
<output>800</output>

<result>800</result>