import java.time.LocalDate;
import java.time.LocalTime;
import java.time.ZoneId;
import java.time.ZonedDateTime;
 
public class Main {
	public static void main(String[] args) {
		LocalTime time = LocalTime.of(10, 20);
		ZoneId zoneId = ZoneId.of("Europe/London");
 
		// A winter date-time
		ZonedDateTime zdtWinter = ZonedDateTime.of(LocalDate.of(2020, 11, 22), time, zoneId);
		System.out.println(zdtWinter);
 
		// A summer date-time
		ZonedDateTime zdtSummer = ZonedDateTime.of(LocalDate.of(2021, 07, 22), time, zoneId);
		System.out.println(zdtSummer);
	}
}

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