import java.util.Scanner;


public class Main{
  public static void main(String[] args) {
    Scanner in = new Scanner(System.in);
    String input = in.next();
    if(input.length() != 10) {
      System.out.println("you failed");
      System.exit(0);
    }
    String changed = change(input);
    if(changed.equals("fvcl{bf335")) {
      System.out.println("The flag is: " + input);
    } else {
      System.out.println("you failed");
    }
   }
   private static String change(String s) {
    String temp = “”;
    for(int i = 0; i < s.length(); i++) {
      temp+= (char)(s.charAt(i) + 3);
    }
    return temp;
  }