The prescribed number of words for the 2015 college entrance examination composition in a certain city is no less than 800 words, which is more (1/3) than the prescribed number of words for this year's senior high school entrance examination composition. The city's 2015 senior high school entrance examination composition requires no less than a certain number of words.
某市2015年高考作文的规定字数为不少于800字，比这一年中考作文的规定字数多(1/3)．该市2015年中考作文的规定字数为不少于多少字．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 + (1/3)</gadget>
<output>4/3 = around 1.333333</output>

<gadget id="calculator">800 / (4/3)</gadget>
<output>600</output>

<result>600</result>