/* 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
	{
 
    LocalDate ld = LocalDate.of( 2020 , Month.JANUARY , 23 ) ;    // 2020-01-23. 
    LocalTime lt = LocalTime.of( 14 , 30 ) ;                      // 2:30 PM.
    LocalDateTime ldt = LocalDateTime.of( ld , lt ) ;
 
    System.out.println( "ldt.toString(): " + ldt ) ;
 
    ZoneId z = ZoneId.of( "America/Montreal" ) ;
    ZonedDateTime zdt = ldt.atZone( z ) ;
 
    System.out.println( "zdt.toString(): " + zdt ) ;
 
    Duration d = Duration.ofHours( 1 ) ;
    String output = d.toString() ;
 
    System.out.println( "output: " + output ) ;
 
	}
}

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