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我的意思是你这个cout<<0 就只会输出0 而不是0.000 你要 area = 0 cout << area

Posted by first at 2006-02-23 11:25:12 on Problem 2546
In Reply To:Re:wa的程序中应该area = 0; cout<<setiosflags(ios::fixed)<<setprecision(3)<<area<<endl; Posted by:qywyh_scut at 2006-02-22 13:51:58

> 
> 
> if (r1+r2<=d2)
> {
>    cout<<setiosflags(ios::fixed)<<setprecision(3)<<0<<endl;
> }
> 
> 这是相离的情况。。。已经判断了阿

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