The buyer goes to the supermarket to buy eggs. There are 23 eggs in each large box, and 16 eggs in each small box (the box cannot be opened). The buyer wants to buy exactly 500 eggs, how many boxes does he want to buy in total?
采购员去超市买鸡蛋．每个大盒里有23个鸡蛋，每个小盒里有16个鸡蛋(盒子不能拆开)．采购员要恰好买500个鸡蛋，他一共要买多少盒？
<gadget id="calculator">12 + 14</gadget>
<output>26</output>

<result>26</result>