There are 25 rows of seats in a theater, the first row has 32 seats, and each row at the back has two more seats than the row at the front. How many seats are there in total in this theater?
一个剧场设置了25排座位，第一排有32个座位，后面每排都比前面一排多两个座位，这个剧场共有多少个座位？
<gadget id="calculator">25 - 1</gadget>
<output>24</output>

<gadget id="calculator">24 * 2</gadget>
<output>48</output>

<gadget id="calculator">32 + 48</gadget>
<output>80</output>

<gadget id="calculator">32 + 80</gadget>
<output>112</output>

<gadget id="calculator">25 / 2</gadget>
<output>25/2 = around 12.5</output>

<gadget id="calculator">112 * (25/2)</gadget>
<output>1_400</output>

<result>1_400</result>