Returns -1 instead of the kth smallest item. JAVA

import java.util.ArrayList; import java.util.Arrays; import java.util.Collections; import java.util.List;

public class test { public static int lastMinNum (List l, int k) { Collections.sort(l); // System.out.print(l); for(int i = 0; i list = new ArrayList (); list.addAll(Arrays.asList(1738,10,2,9,2300,0)); System.out.print(lastMinNum(list,3)); }

}