Put together three cubes whose edge length is 4cm to form a cuboid, how much cm**2 is the surface area of this cuboid reduced compared to the surface area of the original three cubes?
把三块棱长都是4cm的正方体木块拼成一个长方体，这个长方体的表面积比原来3个正方体的表面积减少了多少cm**2．
<gadget id="calculator">4 * 4 * 4</gadget>
<output>64</output>

<result>64</result>