Aunt Wang typed a manuscript, if she typed 12 more characters per minute, or increased the typing time by 3 minutes, she could type 600 characters more than before. How many words are there in this manuscript typed by Aunt Wang?
王阿姨打一份稿件，如果每分钟多打12个字，或者打字时间增加3分钟，都可以比原来多打600个字．王阿姨打的这份稿件共有多少字？
<gadget id="calculator">600 / 3</gadget>
<output>200</output>

<gadget id="calculator">600 / 12</gadget>
<output>50</output>

<gadget id="calculator">200 * 50</gadget>
<output>10_000</output>

<result>10_000</result>