import java.io.*; import java.util.*; import java.text.*; import java.math.*; import java.util.regex.*; import java.security.MessageDigest; public class Solution { public static void main(String[] args) throws Exception{ Scanner sc=new Scanner(System.in); String text=sc.nextLine(); MessageDigest digest = MessageDigest.getInstance("SHA-256"); digest.update(text.getBytes()); byte[] hash = digest.digest(); StringBuffer sb = new StringBuffer(); for (int i = 0; i < hash.length; i++) { sb.append(Integer.toString((hash[i] & 0xff) + 0x100, 16).substring(1)); } System.out.println(sb.toString()); } }