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#include <iostream>
#include <stdio.h>

/* run this program using the console pauser or add your own getch, system("pause") or input loop */
double BinStart,BinEnd,RateHitEvents,RateHitEventsErr,RateTrackEvents,RateTrackEventsErr,FractionTrackEvents,FractionTrackEventsErr,IndoorTemperature,OutdoorTemperature,Pressure,UniqueRunId;
int main() {
    FILE * pFile;
    FILE * cFile;
    pFile = fopen("input.txt","r");
    cFile = fopen("output.txt","w");
    while(!feof(pFile))
    {
            fscanf(pFile,"%lf,%lf,%lf,%lf,%lf,%lf,%lf,%lf,%lf,%lf,%lf,%lf",&BinStart,&BinEnd,&RateHitEvents,&RateHitEventsErr,&RateTrackEvents,&RateTrackEventsErr,&FractionTrackEvents,&FractionTrackEventsErr,&IndoorTemperature,&OutdoorTemperature,&Pressure,&UniqueRunId);
            fprintf(cFile,"%lf\n",Pressure);
    }
    return 0;
}