POJ 1045

#include<iostream>
#include<cmath>
#include<iomanip>
using namespace std;

int main()
{
//freopen("acm.acm","r",stdin);
double vs;
double r;
double c;
double w;
int n;
cin>>vs>>r>>c>>n;
while(n --)
{
cin>>w;
cout<<setiosflags(ios::fixed)<<setprecision(3)<<c*w*vs*sqrt(1.0/(w*w+1))<<endl;
}
}