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.Scanner;
import java.util.Arrays;

public class Main{

    public static void main(String[] args){
        Scanner scan = new Scanner(System.in);

        // input
        int day = scan.nextInt();

        // answer
        System.out.print("Christmas");
        for(int i = 0; i < 25 - day; i++){
            System.out.print(" Eve");
        }
        System.out.println("");

    }
}