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所以要直接写pi = acos(-1.0)这个精度是最高的， 对double来说不能再高了。In Reply To:晕，PI的位数写少了。。。。。。 Posted by:SSee at 2007-03-11 21:27:16 > PI＝3.15159;WA > PI= 3.14159265358979323846;AC > > 抓狂！！！ Followed by: Post your reply here: |
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