#include<stdio.h>
int main(){
float n;
float t;
scanf("%f",&n);
scanf("%f",&t);
int speed=n/t;
int average;
average=speed/2;
if(n<=-1000.0 || n<=1000.0){
printf("%.2f km/h\n",n);
}
if(t<=0.00 || t<=24.00){
printf("%13.89 f m/s",t);
}
return 0;
}