NavigableSet Class ceiling() method in Java

The ceiling() method returns the least element greater than or equal to the given element i.e. 30 here

ceiling(30)

The following is an example to implement the ceiling method in Java

Example

 Live Demo

import java.util.NavigableSet;
import java.util.TreeSet;
public class Demo {
   public static void main(String[] args) {
      NavigableSet<Integer> set = new TreeSet<>();
      set.add(10);
      set.add(25);
      set.add(40);
      set.add(55);
      set.add(70);
      set.add(85);
      set.add(100);
      System.out.println("Returned Value = " + set.ceiling(30));
   }
}

Output

Returned Value = 40

George John

Updated on: 30-Jul-2019

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