import java.util.*;

public class Locales{
	public static void main(String[] args){
		Locale[] locales = Locale.getAvailableLocales();
		for(int i = 0; i < locales.length; i++){
			String language = locales[i].getLanguage();
			String country = locales[i].getCountry();
			String locale_name = locales[i].getDisplayName();
			System.out.println(i + ": " + language + ", " + country + ", " + locale_name);
		}
	}
}