The students are playing a phalanx game. There are 36 people standing on the outermost layer of the phalanx. How many people are there in this phalanx?
同学们玩方阵游戏，方阵最外层站了36人，这个方阵一共有多少人．
<gadget id="calculator">36 + 4</gadget>
<output>40</output>

<gadget id="calculator">40 / 4</gadget>
<output>10</output>

<gadget id="calculator">10 * 10</gadget>
<output>100</output>

<result>100</result>