Cut a 10*10*10 cube into 1*1*1 cubes. Use these small cubes to re-glue into a large cube that allows holes in the interior but no holes on the surface. This hollow cube should be as large as possible. What is the maximum number of unused small cubes left.
将一个10*10*10的正方体切为1*1*1的小正方体．用这些小正方体重新粘合成为一个内部允许有空洞但表面无空洞的大正方体，这个空心的正方体要尽可能的大．剩下来没有用到的小正方体个数最多有多少个．
<gadget id="calculator">1_000 - 866</gadget>
<output>134</output>

<result>134</result>