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.io.*;
import java.util.*;

public class Main{
  public static void main(String[] args){
    try {
      Scanner sc = new Scanner(System.in);
      int d;
      d=Integer.parseInt(sc.next());

      System.out.print("Christmas");
      for(int i=0; i<25-d; i++){
        System.out.print(" Eve");
      }
      System.out.println("");
      
      }catch (Exception e) {
      System.out.println("out");
    }
  }
}
