/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
import java.time.* ;
import java.time.temporal.* ;
 
/* 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
	{
 
	System.out.println(
 
        ChronoUnit.DAYS.between(
            LocalDate.of( 2013 , 11 , 30 ) ,
            LocalDate.of( 2013 , 12 , 1 )
        )
    ) ;
 
	}
}

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