soj 1050

#include <iostream>
#include <iomanip>
using namespace std;
const double pi = 3.1415927;
const int a = 12*5280;
int main(){
int N=1, revolutions;
double diameter,time,primeter;
while(cin>>diameter>>revolutions>>time&&revolutions!=0){
primeter = pi*diameter*revolutions/a;

time/=3600;
cout<<"Trip #"<<N++<<fixed<<setprecision(2)<<": "<<primeter<<" "<<primeter/time<<endl;
}
}