import java.time.DayOfWeek;
import java.time.LocalDate;
import java.time.temporal.TemporalAdjusters;
public class Main {
public static void main(String[] args) {
LocalDate today = LocalDate.now();
LocalDate monday = today.with(TemporalAdjusters.previousOrSame( DayOfWeek.MONDAY));
LocalDate sunday = today.with(TemporalAdjusters.nextOrSame(DayOfWeek.SUNDAY ));
System.out.println(monday);
System.out.println(sunday);
}
}