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const double pi=acos(-1.0);

Posted by yygy at 2014-07-07 10:12:46 on Problem 2451
In Reply To:pi的精度应与定义的eps相适应 Posted by:ProKil at 2014-07-07 08:16:30
> 我的eps设成1e-10,把pi设为3.1415926535898就会WA,改为3.1415926535就AC了

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