/* package whatever; // don't place package name! */

import java.util.*;
import java.lang.*;
import java.io.*;

import java.time.* ;
import java.time.format.* ;
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
	{

    Instant instant = Instant.parse( "2020-01-23T12:34:56.123456Z" );

    ZoneId z = ZoneId.of( "America/Montreal" ) ;
    ZonedDateTime zdt = instant.atZone( z ) ;
    
    System.out.println( "instant.toString(): " + instant ) ;
    System.out.println( "zdt.toString(): " + zdt ) ;
    
	}
}