import java.util.*;
import java.lang.*;
import java.io.*;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.text.ParseException;
import java.util.Locale;


// The main method must be in a class named "Main".
class Main {
    public static void main(String[] args)  throws ParseException  {
        String dt = "20211031";  
        SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMdd");
        Calendar c = Calendar.getInstance();
        c.setTime(sdf.parse(dt));
        c.add(Calendar.DATE, 1);  
        SimpleDateFormat dateName = new SimpleDateFormat("dd MMMM yyyy");
        String tglPlusOne = dateName.format(c.getTime());
        System.out.println(tglPlusOne);
    }
}