#include <stdio.h>
int main(){
	double d,r,t,s,c=0;
	while(scanf("%lf%lf%lf",&d,&r,&t)){
		if(r==0)break;
		c++;
		s = r*.31415927*d/6336;
		printf("Trip #%d: %.2lf %.2lf\n",(int)c,s,s/t*3600);
	}
	return 0;
}