import java.util.ArrayList;

public class ArrayListClass {  
    public static void main(String[] args){
        ArrayList al = new ArrayList();
        Integer ig = new Integer(17);
        Character ca = new Character('w');
        al.add("Willi");
        al.add(ca);
        al.add(ig);
        for(int i=0;i<al.size();i++){
            System.out.println(al.get(i));
        }
    }
}