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.InputMismatchException;
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		try {
			Scanner scanner = new Scanner(System.in);
			int x = scanner.nextInt();

			int i = 25 - x;

			System.out.print("Christmas");

			for (; i > 0; i--) {
				System.out.print(" Eve");
			}

			System.out.println();
			scanner.close();
		} catch (InputMismatchException e) {
			System.out.println("整数を入力してください。");
		}
	}

}
