/* 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
	{
 
    Date myJavaUtilDate = new Date() ;  // Simulating an existing `Date` object. Avoid this class whenever possible as it is now troublesome legacy.
 
 
    Instant instant = myJavaUtilDate.toInstant() ;
    ZoneId z = ZoneId.of( "America/Montreal" ) ;
    ZonedDateTime zdt = instant.atZone( z ) ;
    Period p = Period.ofMonths( 6 ) ;
    ZonedDateTime later = zdt.plus( p ) ;
 
    System.out.println( "instant.toString(): " + instant ) ;
    System.out.println( "zdt.toString(): " + zdt ) ;
    System.out.println( "p.toString(): " + p ) ;
    System.out.println( "later.toString()" + later ) ;
 
 
	}
}

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