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发一个ws代码

Posted by angela_channg at 2011-03-23 21:52:59 on Problem 2411
In Reply To:25行代码流出 Posted by:Sayakiss at 2010-08-09 18:51:37

#define P 3.1415926535898
#define F(x) x*x
main(){int i,j,n,m;double s,t;while (scanf("%d%d",&n,&m),n){if (n*m%2){puts("0");continue;}t=pow(2,n*m/2);s=1;n++;m++;for (i=1;i<n;i++)for (j=1;j<m;j++)s*=F(cos(i*P/n))+F(cos(j*P/m));s=pow(s,.25);printf("%.0lf\n",s*t);}}

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Re:发一个ws代码 (344) JiaJunpeng 2014-05-09 19:37:48

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