The armed police uncles formed a hollow phalanx on the training ground. There are 14 people on each side of the outermost layer and 8 people on each side of the innermost layer. How many people are there in this phalanx?
武警叔叔在训练场上排成了一个空心方阵，最外层每边有14人，最内层每边有8人，这个方阵共有多少人？
<gadget id="calculator">14 - 8</gadget>
<output>6</output>

<gadget id="calculator">6 / 2</gadget>
<output>3</output>

<gadget id="calculator">6 * 3 * 4</gadget>
<output>72</output>

<result>72</result>