#include <stdio.h>
double searchpeakV(double *v, double *t){
int i;
double peakV=0.0;
int peakT=0;
for(i=0;i<2000;i++){
if(peakV<v[i]){
peakV=v[i];
peakT=i;
}
if(peakV>3.5 && v[i]<3.5){
printf("%f秒,%fVn", t
[peakT
], peakV
);
peakV=0;
peakT=0;
}
}
}
int main(void) {
double v[2000];
double t[2000];
int i;
for(i=0;i<2000;i++){
scanf("%lf,%lf",&t[i],&v[i]);
}
searchpeakV(v,t);
return 0;
}