/* 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
	{

String input = "2018-02-13T10:20:12.120+0000".replace( "+0000" , "+00:00" );
OffsetDateTime odt = OffsetDateTime.parse( input );

Instant instant = odt.toInstant();

ZoneId z = ZoneId.of( "America/Montreal" );
ZonedDateTime zdt = odt.atZoneSameInstant( z );

System.out.println( "odt.toString(): " + odt );
System.out.println( "instant.toString(): " + instant );
System.out.println( "zdt.toString(): " + zdt );

	}
}