The base of a cuboid is a square, and the sum of the areas of its front, back, left, and right sides is 80 square centimeters. It is known that the height of the cuboid is 5 centimeters. What is the volume of the cuboid in cubic centimeters?
一长方体的底面为正方形，它的前、后、左、右面的面积和为80平方厘米，已知长方体的高是5厘米，则该长方体的体积是多少立方厘米．
<gadget id="calculator">80 / 4 / 5</gadget>
<output>4</output>

<gadget id="calculator">4 * 4 * 5</gadget>
<output>80</output>

<result>80</result>