At the opening ceremony of the sports meeting, the phalanx composed of flowers walked in the front. Before the rehearsal, the school leader said that in order to look magnificent, it was temporarily changed into a four-story hollow phalanx, with 12 people on each side of the outermost layer. How many people are there?
运动会开幕式上，鲜花组成的方阵走在最前面，彩排前校领导说，为了显得气势宏伟，临时改成了一个四层的空心方阵，最外层每边12人，则这个方阵共有多少人．
<gadget id="calculator">12 - 4</gadget>
<output>8</output>

<gadget id="calculator">8 * 4 * 4</gadget>
<output>128</output>

<result>128</result>