import java.text.DateFormatSymbols;
import java.util.Arrays;
import java.util.Locale;

public class Main {

    public static void main(String[] args) {
        System.out.println("nn: " + Arrays.deepToString(DateFormatSymbols.getInstance(Locale.forLanguageTag("nn")).getShortWeekdays()));
        System.out.println("nb: " + Arrays.deepToString(DateFormatSymbols.getInstance(Locale.forLanguageTag("nb")).getShortWeekdays()));
    }
}