import java.time.Instant;
import java.time.ZoneId;
import java.util.concurrent.TimeUnit;
 
class Main {
    public static void main(String[] args) {
        Instant now = Instant.now();
        long offest1InSec = ZoneId.of("America/New_York").getRules().getOffset(now).getTotalSeconds();
        long offest2InSec = ZoneId.of("Etc/UTC").getRules().getOffset(now).getTotalSeconds();
        long hours = TimeUnit.HOURS.convert(offest2InSec - offest1InSec, TimeUnit.SECONDS);
        System.out.println(hours);
    }
}

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