Xiaojun insists on practicing 18 brush characters every day. How many brush calligraphy did he practice in seven or eight months?
小军每天坚持练18个毛笔字．他七、八两个月一共练了多少个毛笔字？
<gadget id="calculator">31 + 31</gadget>
<output>62</output>

<gadget id="calculator">18 * 62</gadget>
<output>1_116</output>

<result>1_116</result>