The children are playing games, if 3 people are divided into a group, there will be 2 people left in the end; if 4 people are divided into a group, there will be 3 people left in the end; So how many children are there who play games together?
小朋友们做游戏，若3人分成一组，则最后余下2人；若4人分成一组，则最后余下3人；若5人分成一组，则最后余下4人．那么一起做游戏的小朋友至少有多少人．
<gadget id="calculator">3 * 4 * 5</gadget>
<output>60</output>

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

<result>59</result>