/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
import java.net.*;
 
 
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		Ideone ideone = new Ideone();
		try (Scanner sc = new Scanner(System.in)) {
			long itemNumber = ideone.getEBayItemNumber(sc.nextLine());
			System.out.println(itemNumber);
		}
	}
 
	public long getEBayItemNumber(String ebayURL) throws MalformedURLException {
		final URL url = new URL(ebayURL);
		final String path = url.getPath(); 
		final String itemNumber = path.substring(path.lastIndexOf("/") + 1);
		return Long.parseLong(itemNumber);
	}
}

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

aHR0cDovL3cuLi5jb250ZW50LWF2YWlsYWJsZS10by1hdXRob3Itb25seS4uLnkuY29tL2l0bS9BU1NPUlRFRC1DT0xPUlMtQkFDSy1CQVRURVJZLUhPVVNJTkctQ09WRVItQ0FTRS1SRVBMQUNFTUVOVC1GT1ItSVBIT05FLTUtLzI4MTE2MzI1MDc3OT9wdD1VU19DZWxsX1Bob25lX1BEQV9DYXNlcyZhbXA7dmFyPTU4MDIyMzEwMjQ4NCZhbXA7aGFzaD1pdGVtNDE3NmEyYmM1Yg==

http://w...content-available-to-author-only...y.com/itm/ASSORTED-COLORS-BACK-BATTERY-HOUSING-COVER-CASE-REPLACEMENT-FOR-IPHONE-5-/281163250779?pt=US_Cell_Phone_PDA_Cases&var=580223102484&hash=item4176a2bc5b