If the sum of the lengths of the sides of a cuboid is 100 cm, what is the sum of the lengths of the three sides intersecting at a vertex in cm?
一个长方体棱长的总和是100cm，相交于一个顶点的三条棱长和是多少cm．
<gadget id="calculator">100 / 4</gadget>
<output>25</output>

<result>25</result>