import java.text.*;
public class BenytNumberFormat {
	public static void main(String arg[]) {
		NumberFormat fmt1 = NumberFormat.getInstance();
		NumberFormat fmt2 = NumberFormat.getCurrencyInstance();
		NumberFormat fmt3 = NumberFormat.getPercentInstance();
		double tal = 1234.5678;
		System.out.println( fmt1.format(tal) );
		System.out.println( fmt2.format(tal) );
		System.out.println( fmt3.format(tal) );
	}
}