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

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

import java.time.* ;

/* 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 output  = 
		Duration
		.between
		(
		    OffsetDateTime.parse( "2021-03-19T15:39:42.834248-07:00" ) ,
		    OffsetDateTime.parse( "2021-03-19T15:49:42.834248-08:00" )
		)
		.toString()
		;
		
		System.out.println( output ) ;
	}
}