Arrange flowers into a hollow square array, with 44 pots on the outermost layer and 28 pots on the innermost layer. How many pots are there in this phalanx?
用鲜花摆成一中空的方阵，最外层有44盆，最内层有28盆．这一方阵共有多少盆．
<gadget id="calculator">44 - 8</gadget>
<output>36</output>

<gadget id="calculator">28 + 36 + 44</gadget>
<output>108</output>

<result>108</result>