Ozawa likes calligraphy, and he insists on writing 18 brush characters every day. After practicing for one year (365 days), how many brush characters did Ozawa write?
小泽喜欢书法，他每天坚持写18个毛笔字．练习一年(365天)后，小泽一共写了多少个毛笔字？
<gadget id="calculator">18 * 365</gadget>
<output>6_570</output>

<result>6_570</result>