/* 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
	{
 
    String input = "20 September, 2013" ;
    Locale locale = Locale.US ; // Determines the human language and cultural norms used in parsing the input string. 
    DateTimeFormatter f = DateTimeFormatter.ofPattern( "d MMMM, uuuu" , locale ) ;
    LocalDate ld = LocalDate.parse( input , f ) ;
 
    System.out.println( ld ) ;
 
	}
}

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