/* package whatever; // don't place package name! */

import java.util.*;
import java.lang.*;
import java.io.*;

import java.time.DayOfWeek;
import java.time.format.TextStyle;
import java.util.Locale;
import java.util.Optional;

/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public Optional < DayOfWeek > getFavoriteDayOfWeek ( )
    {
        return Optional.ofNullable( DayOfWeek.WEDNESDAY );
    }
    
    public void demo()
    {
	    this.getFavoriteDayOfWeek().ifPresent(
	        ( DayOfWeek dayOfWeek ) -> {
	            // Print, or whatever I wanna do!
	            System.out.println( dayOfWeek.getDisplayName( TextStyle.FULL , Locale.CANADA_FRENCH ) );
	        }
	    );
    }
    
	public static void main (String[] args) throws java.lang.Exception
	{
    	Ideone app = new Ideone() ;
    	app.demo() ;
	}
}