The base of a cuboid is a square. After unfolding the sides of the cuboid, a square with a perimeter of 64 cm is formed. What is the volume of this cuboid.
一个长方体的底面是一个正方形，把这个长方体的侧面展开后，形成一个周长是64厘米的正方形．这个长方体的体积是多少．
<gadget id="calculator">64 / 4 / 4</gadget>
<output>4</output>

<gadget id="calculator">64 / 4</gadget>
<output>16</output>

<gadget id="calculator">4 * 4 * 16</gadget>
<output>256</output>

<result>256</result>