​

public class prog {

    public static void main(String[] args){

        LocalTime present = LocalTime.now();

        System.out.println("현재 시간은 " + present.getHour() + "시입니다.");

        LocalTime otherTime = present.withHour(8);

        System.out.println("현재 시간은 " + otherTime.getHour() + "시입니다.");

    }

}