/* package whatever; // don't place package name! */

import java.time.*;
import java.time.temporal.*;
import java.lang.*;
import java.util.*;

/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		// your code goes here
		WeekFields brWeekFields = WeekFields.of(new Locale("pt", "BR"));
        DayOfWeek brFirstDayOfWeek = brWeekFields.getFirstDayOfWeek(); // SUNDAY
        System.out.println(brFirstDayOfWeek);

	}
}