There is a pile of peaches. The monkeys ate half of the pile of peaches on the first day, half of the remaining peaches on the second day, and 36 peaches on the third day, all of which were eaten. How many peaches are there in total?
有一堆桃，猴子们第1天吃了这堆桃的一半，第2天吃了剩下桃的一半，第3天吃了36个桃，全部吃完．原来这堆桃一共有多少个？
<gadget id="calculator">36 * 2 * 2</gadget>
<output>144</output>

<result>144</result>