Write a java program to get an element in a tree set which is strictly less than the given element

lessThan.java

  
import java.util.*;  
public class lessThan {  
public static void main(String[] args) {  
TreeSet tree = new TreeSet();  
tree.add(15);  
tree.add(22);  
tree.add(13);  
  
System.out.println(tree.lower(16)+ " is strictly less than 16");  
}  
}  

Output:

  
15 is strictly less than 16