Use 26 English letters and 20 numbers to form a seat number composed of a letter and a number. How many seats are there in total?
用26个英文字母和20个数字搭配成一个字母和一个数字组成的座位号码，一共有多少个．
<gadget id="calculator">26 * 20 * 2</gadget>
<output>1_040</output>

<result>1_040</result>