The distance between every two adjacent flagpoles in a row was originally 12m, but now it has to be changed to 18m. If one of the flagpoles at the starting point does not move, how far will another one not move?
一排旗杆每相邻两根的距离原来都是12m，现在要改成18m，如果起点的一根不动，那么再过多远又有一根不动？
<gadget id="calculator">2 * 2 * 3 * 3</gadget>
<output>36</output>

<result>36</result>