uva

View Code
#include<stdio.h>
#include<math.h>
int main()
{
    double a, b, m, n, s, l, angle;
    while(scanf("%lf%lf%lf%lf%lf",&a,&b,&s,&m,&n) && a+b+s+m+n)
    {
        angle = atan2(n*b,(m*a));
        if(m == 0)
            l = n*b;
        else
        if(n == 0)
            l = m*a;
        else
            l = sqrt(b*b*n*n+a*a*m*m);
        printf("%.2lf %.2lf\n",angle*180/3.1415926,l/s);
    }
    return 0;
}

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原文地址:https://www.cnblogs.com/SDUTYST/p/2621213.html