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;

public class Main {

	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int day = scan.nextInt();
		final String C = "Christmas";
		final String E = " Eve";

		switch (day) {
		case 25:
			System.out.println(C);
			break;
		case 24:
			System.out.println(C + E);
			break;
		case 23:
			System.out.println(C + E + E);
			break;
		case 22:
			System.out.println(C + E + E + E);
			break;
		}

	}

}
