2026-03-01 17:35:04 +09:00

22 lines
410 B
C

#include <stdio.h>
#include <math.h>
double pi = 3.1415927;
double convFactor = 1.0 / (5280*12);
int main() {
double r, rev, sec, dist, MPH;
int t = 1;
while(1) {
scanf("%lf %lf %lf", &r, &rev, &sec);
if(rev == 0) break;
dist = rev * r * pi * convFactor;
MPH = dist * 3600 / sec;
printf("Trip #%d: %.2lf %.2lf\n", t++, dist, MPH);
}
return 0;
}