The small java puzzle
August 20, 2007 | development, java
Given the following code, what will be the outcome?
1 2 3 4 5 6 7 8 9 10 11 12 | import java.util.Set; import java.util.TreeSet; public class A { public static void main(String[] args) { Set sets = new TreeSet(); sets.add("1"); sets.add("3"); sets.add(new Integer(2)); System.out.println(sets.isEmpty()); } } |