/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
import java.time.*;
import java.time.temporal.*;
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
	{
 
    ZoneId z = ZoneId.of( "America/Montreal" );
    ZonedDateTime now = ZonedDateTime.now( z );
 
    LocalDate tomorrow = now.toLocalDate().plusDays(1);
    ZonedDateTime tomorrowStart = tomorrow.atStartOfDay( z );
 
    Duration duration = Duration.between( now , tomorrowStart );
    long millisecondsUntilTomorrow = duration.toMillis();
 
    System.out.println( "now.toString(): " + now );
    System.out.println( "tomorrowStart.toString(): " + tomorrowStart );
    System.out.println( "millisecondsUntilTomorrow: " + millisecondsUntilTomorrow );
 
	}
}

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