In some other world, today is December D-th.

Write a program that prints `Christmas` if D = 25, `Christmas Eve` if D = 24, `Christmas Eve Eve` if D = 23 and `Christmas Eve Eve Eve` if D = 22.

Constraints

* 22 \leq D \leq 25
* D is an integer.

Input

Input is given from Standard Input in the following format:


D


Output

Print the specified string (case-sensitive).

Examples

Input

25


Output

Christmas


Input

22


Output

Christmas Eve Eve Eve
import java.util.*;

class Main {
  public static String sayChristmas(int day) {
    String phrase = "Christmas";
    if(25 - day > 0) {
      for(int i = 0; i < 25 - day; i++) {
        phrase += " Eve";
      }
    }
    return phrase;
  }
  
  public static void main(String[] args) {
    Scanner scanner = new Scanner(System.in);
    
    int day = Integer.parseInt(scanner.nextLine());
    
    System.out.println(sayChristmas(day));
  }
}