/**
 *
 */
package pkg;

import java.util.Scanner;

public class HelloWorld {

    private static int bbb;

    static {
        bbb = 2;
        System.out.println("in static");
    }

    /**
     * @param args
     */
    public static void main(String[] args) {
        if (args.length == 0) {
            Scanner scanner = new Scanner(System.in);

            String tmp = null;
            tmp = scanner.next();
            while (!tmp.equals("exit")) {
                System.out.println(tmp);
                tmp = scanner.next();
            }
        }
    }

    public void foo(String aaa) {
        System.out.println("in foo.");
    }

    public static void printBBB() {
        System.out.println(bbb);
    }
}