#include <time.h>
#include <stdio.h>
#include <stdlib.h>

int main(void)
{
    time_t curtime;
    struct tm* utctime;
    double swatchTime;

    curtime = time(NULL);
    utctime = gmtime(&curtime);

    swatchTime = (((utctime->tm_hour + 1) % 24) * 60 
	+ utctime->tm_min) * 60 + utctime->tm_sec;
    swatchTime /= 84.6;

    printf("%3.2f", swatchTime);

    return EXIT_SUCCESS;
}