/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
import java.time.*;
import java.time.temporal.ChronoUnit;
 
/* 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
	{
		LocalDate begin = LocalDate.of(1990, Month.OCTOBER, 20);
		LocalDate end = LocalDate.of(2005, Month.MAY, 23);
		long days = ChronoUnit.DAYS.between(begin, end);
		System.out.println("Days: " + days);
	}
}

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