Question

How to find the greatest element that is equal to or less than a given element in a TreeSet with Java

Answer 1

import java.util.NavigableSet;
import java.util.TreeSet;

public class MyClass {
    public static void main(String args[]) {
        NavigableSet<Integer> ts = new TreeSet<Integer>();

        ts.add(3);
        ts.add(5);
        ts.add(1);
        ts.add(8);
        ts.add(7);
        ts.add(10);
        ts.add(13);
        ts.add(19);
    
        System.out.println("Greatest element less than or equal to 12 is: " + ts.floor(12));
    }
}




/*
run:
  
Greatest element less than or equal to 12 is: 10
  
*/

 

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