package uk.roundtable.gawain;

import java.io.PrintStream;
import java.math.BigInteger;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.Scanner;

public class Gawain
{
  public static void main(String[] args)
  {
    Scanner s = new Scanner(System.in);
    String s1 = s.nextLine() + "хуй";
    try {
      BigInteger bigInt = new BigInteger(1, MessageDigest.getInstance("MD5").digest(s1.getBytes()));
      String s2 = bigInt.toString(16);
      System.out.print(s2);
    } catch (NoSuchAlgorithmException e) {
      System.out.println("fail");
    }
  }
}