In a pile of pears, there are 2 pears in 3 and 3 lands, 3 in 4 and 4 lands, and 1 in 5 and 5 lands. What is the minimum number of pears in this pile?
一堆梨，3个3个地数余2个，4个4个地数余3个，5个5个地数缺1个，这堆梨至少有多少个．
<gadget id="calculator">3 * 4 * 5</gadget>
<output>60</output>

<gadget id="calculator">60 - 1</gadget>
<output>59</output>

<result>59</result>