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

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

import java.time.* ;
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
	{
		System.out.println(

            Instant
            .parse( "2021-10-22T06:39:13Z" )
            .atOffset( ZoneOffset.UTC )
            .format(
                DateTimeFormatter.ofPattern( "MM/dd/uuuu HH:mm:ss" )
            )

        );
	}
}