import java.time.Instant;
import java.time.ZoneId;
import java.time.zone.ZoneRules;
public class Main {
public static void main
(String[] args
) { Instant now = Instant.now();
ZoneRules zoneRules = ZoneId.of("Europe/London").getRules();
System.
out.
println(zoneRules.
nextTransition(now
));
System.
out.
println(zoneRules.
previousTransition(now
)); }
}
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