18 lines
327 B
C++
18 lines
327 B
C++
#include<cstdio>
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#include<cmath>
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int m,n,kase;
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int main()
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{
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#ifdef local
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freopen("pro.in","r",stdin);
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#endif
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while(scanf("%d : %d", &m, &n)==2)
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{
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double k=(double)n/m;
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double a=200/(1+atan(k)*sqrt(1+k*k));
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double b=a*k;
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printf("Case %d: %.10lf %.10lf\n",++kase,a,b);
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}
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return 0;
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}
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