There is a car of beverages, 3 boxes and 3 boxes are counted to 1 box, 5 boxes and 5 boxes are counted to 3 boxes, 7 boxes and 7 boxes are counted to 5 boxes, how many boxes of drinks are there at least in this car?
有一车饮料，3箱3箱地数剩一箱，5箱5箱地数剩3箱，7箱7箱地数剩5箱，这车饮料至少有多少箱？
<gadget id="calculator">3 * 5 * 7</gadget>
<output>105</output>

<gadget id="calculator">105 - 2</gadget>
<output>103</output>

<result>103</result>