多选题 Given:
1. import java.util.*;
2. public class Drawers {
3. public static void main(String[] args) {
4. List＜String＞ desk = new ArrayList＜String＞();
5. desk.add("pen"); desk.add("scissors"); desk.add("redStapler");
6. System.out.print(desk.indexOf("redStapler"));
7. Collection.reverse(desk);
8. System.out.print(" " + desk.indexOf("redStapler"));
9. Collection.sort(desk);
10. System.out.println(" " + desk.indexOf("redStapler"));
11. } }
What is the result?