A cube and a cuboid are put together to form a new cuboid. The surface area of the new cuboid is 100 square centimeters larger than the surface area of the original cuboid. What is the volume of the cube in cubic centimeters?
一个正方体和一个长方体拼在一起拼成了一个新的长方体，新长方体的表面积比原来长方体的表面积增加了100平方厘米，正方体的体积是多少立方厘米．
<gadget id="calculator">5 * 5 * 5</gadget>
<output>125</output>

<result>125</result>