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相当无语

Posted by qrmajia at 2009-05-28 18:24:53 on Problem 3724
fabs(x-y)<eps从-1试到-15 还是不过,
在网上看到别人用x*1000+0.5与y*1000+0.5比较,然后改过来也就过了...这个精度怎样才能发现啊???

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