In a pile of peaches, 3 and 3 get the last one, 4 and 4 get the last one, and 5 and 5 get the last one. How many peaches are there at least in this pile?
一堆桃子，3个3个拿最后余一个，4个4个拿最后也余一个，5个5个拿最后也余一个，这堆桃子至少有几个？
<gadget id="calculator">3 * 4 * 5</gadget>
<output>60</output>

<gadget id="calculator">60 + 1</gadget>
<output>61</output>

<result>61</result>