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

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

import java.time.*;
import java.time.format.*;

/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
        MonthDay md = MonthDay.of( 12 , 23 );
        
		DateTimeFormatter f = DateTimeFormatter.ofPattern( "dd-MMM" );
        String output = md.format( f );

        System.out.println( "md.toString(): " + md );
        System.out.println( "output: " + output );
	}
}