import java.util.*;
public class testint {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
     Integer i = 2;
     ArrayList a = new ArrayList();
     a.add(i);
     System.out.println(a.get(0));
     i = 3;
     System.out.println(a.get(0));
	}

//OUTPUT = 2
//         2