Problem:
 Score : 100 points    Problem Statement 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).        Sample Input 1 25      Sample Output 1 Christmas       Sample Input 2 22      Sample Output 2 Christmas Eve Eve Eve  Be sure to print spaces between the words.

Solution (Python):

from collections import defaultdict
from collections import deque
from heapq import heappush, heappop
import sys
import math
import bisect
import random
def LI(): return list(map(int, sys.stdin.readline().split()))
def I(): return int(sys.stdin.readline())
def LS():return list(map(list, sys.stdin.readline().split()))
def S(): return list(sys.stdin.readline())[:-1]
def IR(n):
    l = [None for i in range(n)]
    for i in range(n):l[i] = I()
    return l
def LIR(n):
    l = [None for i in range(n)]
    for i in range(n):l[i] = LI()
    return l
def SR(n):
    l = [None for i in range(n)]
    for i in range(n):l[i] = S()
    return l
def LSR(n):
    l = [None for i in range(n)]
    for i in range(n):l[i] = SR()
    return l
mod = 1000000007


def A():
    d = I()
    ans = [" Eve"]*(25-d)
    print("Christmas",end = "")
    for i in ans:
        print(i,end = "")
    print()
    return


def B():
    return


def C():
    n,k = LI()
    h = IR(n)
    h.sort()
    ans = float("inf")
    for i in range(n-k+1):
        ans = min(ans,h[i+k-1]-h[i])
    print(ans)


def D():
    n,x = LI()
    l = [1 for i in range(n+1)]
    for i in range(n):
        l[i+1] = 2*l[i]+3
    p = [1 for i in range(n+1)]
    for i in range(n):
        p[i+1] = 2*p[i]+1
    ans = 0
    for i in range(1,n+1)[::-1]:
        if i == 1:
            if x == 5:ans += 3
            else:ans += max(0,x-1)
        else:
            if x == 0:continue
            if x == l[i]:
                ans += p[i]
                x = 0
            if x > l[i-1]+1:
                ans += p[i-1]+1
                x -= l[i-1]+2
            else:
                x -= 1
    print(ans)

def E():
    return


def F():
    return


def G():
    return


def H():
    return


if __name__ == "__main__":
    A()

Solution (Python):
D = int(input())
if D == 25:
    print("Christmas")
elif D == 24:
    print("Christmas Eve")
elif D == 23:
    print("Christmas Eve Eve")
else:
    print("Christmas Eve Eve Eve")

Solution (Python):
D = int(input())
print('Christmas' + ' Eve' * (25 - D))

Solution (Python):
D=int(input())
if D==22:
  print("Christmas Eve Eve Eve")
elif D==23:
  print("Christmas Eve Eve")
elif D==24:
  print("Christmas Eve")
else:
  print("Christmas")

Solution (Python):
d=int(input())
if d==25:
    print('Christmas')
elif d==24:
    print('Christmas Eve') 
elif d==23:
    print('Christmas Eve Eve')
else:
    print('Christmas Eve Eve Eve')

Solution (Python):
D = int(input())

if D == 25:
    print('Christmas')
elif D == 24:
    print('Christmas Eve')
elif D == 23:
    print('Christmas Eve Eve')
elif D == 22:
    print('Christmas Eve Eve Eve')

Solution (Python):
D = int(input())

if (D == 25):
  print('Christmas')
elif (D == 24):
  print('Christmas Eve')
elif D == 23:
  print('Christmas Eve Eve')
else:
  print('Christmas Eve Eve Eve')

Solution (Python):
D = int(input())
if D == 25:
    print("Christmas")
elif D == 24:
    print("Christmas Eve")
elif D == 23:
    print("Christmas Eve Eve")
else:
    print("Christmas Eve Eve Eve")

Solution (Python):
D = int(input())

day_dict = {25: 'Christmas', 24: 'Christmas Eve', 23: 'Christmas Eve Eve', 22: 'Christmas Eve Eve Eve'}

print(day_dict[D])

Solution (Python):
ds={"25":"Christmas","24":"Christmas Eve","23":"Christmas Eve Eve","22":"Christmas Eve Eve Eve"}
print(ds[input()])

Solution (Python):
d = -1*int(input()) +25

print("Christmas" + " Eve"*d)

Solution (Python):


d = int(input())

if d == 25:
    print("Christmas")
elif d == 24:
    print("Christmas Eve")
elif d == 23:
    print("Christmas Eve Eve")
elif d == 22:
    print("Christmas Eve Eve Eve")

Solution (Python):
D = {'25': 'Christmas', '24': 'Christmas Eve', '23': 'Christmas Eve Eve', '22': 'Christmas Eve Eve Eve'}
print(D[input()])

Solution (Python):
D = int(input())

if D == 25:
  print('Christmas')
elif D == 24:
  print('Christmas Eve')
elif D == 23:
  print('Christmas Eve Eve')
elif D == 22:
  print('Christmas Eve Eve Eve')
else:
  print('hoge')

Solution (Python):
D = int(input())

def main():
    if D == 25:
        return 'Christmas'
    elif D == 24:
        return 'Christmas Eve'
    elif D == 23:
        return 'Christmas Eve Eve'
    else:
        return 'Christmas Eve Eve Eve'

if __name__ == '__main__':
    print(main())

Solution (Python):
d = int(input())
if d == 25:
    print("Christmas")
elif d == 24:
    print("Christmas Eve")
elif d == 23:
    print("Christmas Eve Eve")
elif d == 22:
    print("Christmas Eve Eve Eve")

Solution (Python):

D = int(input())
if D == 25:
    print('Christmas')
elif D == 24:
    print('Christmas Eve')
elif D == 23:
    print('Christmas Eve Eve')
else:
    print('Christmas Eve Eve Eve')

Solution (Python):
D=int(input())
if D==22:
  print("Christmas Eve Eve Eve")
elif D==23:
  print("Christmas Eve Eve")
elif D==24:
  print("Christmas Eve")
else:
  print("Christmas")

Solution (Python):
D = int(input())
ans = 'Christmas'
for i in range(25 - D):
  ans += ' Eve'
print(ans)

Solution (Python):
from sys import exit

N = int(input())





if N == 25:
    print("Christmas")
elif N == 24:
    print("Christmas Eve")
elif N == 23:
    print("Christmas Eve Eve")
else:
    print("Christmas Eve Eve Eve")

Solution (Python):
d = int(input())

def christmas(d):
    if d == 25:
        print("Christmas")
    elif d == 24:
        print("Christmas Eve")
    elif d == 23:
        print("Christmas Eve Eve")
    elif d == 22:
        print("Christmas Eve Eve Eve")
    else:
        print("error")

christmas(d)

Solution (Python):
D = int(input())

if D == 24:
  print('Christmas Eve')
elif D == 23:
  print('Christmas Eve Eve')
elif D == 22:
  print('Christmas Eve Eve Eve')
elif D == 25:
  print('Christmas')

Solution (Python):
D = int(input())
if D == 25:
  print("Christmas")
elif D == 24:
  print("Christmas Eve")
elif D == 23:
  print("Christmas Eve Eve")
else:
  print("Christmas Eve Eve Eve")

Solution (Python):
d=int(input())
if d==25:
    print("Christmas")
if d==24:
    print("Christmas Eve")
if d==23:
    print("Christmas Eve Eve")
if d==22:
    print("Christmas Eve Eve Eve")

Solution (Python):
D = int(input())
res = 'Christmas'
for _ in range(D, 25):
    res += ' Eve'
print(res)

Solution (Python):
D = int(input())
print("Christmas" + " Eve" * (25 - D))

Solution (Python):
date = int(input())
print('Christmas' + ' Eve'*(25-date))

Solution (Python):
d = int(input())
if d == 25: print("Christmas")
if d == 24: print("Christmas Eve")
if d == 23: print("Christmas Eve Eve")
if d == 22: print("Christmas Eve Eve Eve")

Solution (Python):
D = int(input())
dif = 25 - D
print('Christmas' + ' Eve' * dif)

Solution (Python):
N = int(input())

print("Christmas" + (25-N)*" Eve")

Solution (Python):
n = int(input())
print("Christmas" + " Eve" * (25-n))

Solution (Python):
d = int(input())
if d == 25:
    print("Christmas")
elif d == 24:
    print("Christmas Eve")
elif d == 23:
    print("Christmas Eve Eve")
else:
    print("Christmas Eve Eve Eve")

Solution (Python):
D = int(input())
word = 'Christmas'
for i in range(25-D):
    word = ' '.join([word, 'Eve'])
print(word)

Solution (Python):
d=int(input())
if d==25:
  print("Christmas")
elif d==24:
  print("Christmas Eve")
elif d==23:
  print("Christmas Eve Eve")
else:
  print("Christmas Eve Eve Eve")

Solution (Python):
D = int(input())

A = abs(D - 25)
B = 'Eve ' * A
print('Christmas ' + B)

Solution (Python):
print("Christmas","Eve "*(25-int(input())))

Solution (Python):
D = int(input())
 
if D == 25:
  print("Christmas")
elif D == 24:
  print("Christmas Eve")
elif D == 23:
  print("Christmas Eve Eve")
elif D == 22:
  print("Christmas Eve Eve Eve")

Solution (Python):
d = int(input())
print("Christmas " + "Eve " * (25-d))

Solution (Python):
print("Christmas" + " Eve" * (25- int(input())))

Solution (Python):
D = int(input())
 
if D == 25:
  print("Christmas")
elif D == 24:
  print("Christmas Eve")
elif D == 23:
  print("Christmas Eve Eve")
elif D == 22:
  print("Christmas Eve Eve Eve")

Solution (Python):
a=int(input())
s="Christmas" 
while(a<25):
  s+=" Eve"
  a+=1
print(s)

Solution (Python):
D = input()
if D == '25':
    print('Christmas')
elif D == '24':
    print('Christmas Eve')
elif D == '23':
    print('Christmas Eve Eve')
elif D == '22':
    print('Christmas Eve Eve Eve')

Solution (Python):
D = int(input())
if D == 25:
    print('Christmas')
elif D == 24:
    print('Christmas Eve')
elif D == 23:
    print('Christmas Eve Eve')
elif D == 22:
    print('Christmas Eve Eve Eve')

Solution (Python):
d = int(input())
if d == 25:
    print("Christmas")
elif d == 24:
    print("Christmas Eve")
elif d == 23:
    print("Christmas Eve Eve")
elif d == 22:
    print("Christmas Eve Eve Eve")

Solution (Python):

D = 25 - int(input())
print('Christmas'+ ' Eve'*D)

Solution (Python):
print("Christmas"+" Eve"*(25-int(input())))

Solution (Python):
N = int(input())

string = ["Christmas", "Eve", "Eve", "Eve"]
ans = []

for i in range(26-N):
    ans.append(string.pop(0))
print(" ".join(ans))

Solution (Python):
D = int(input())
if D == 25:
    print('Christmas')
elif D == 24:
    print('Christmas Eve')
elif D == 23:
    print('Christmas Eve Eve')
else:
    print('Christmas Eve Eve Eve')

Solution (Python):
D = int(input())
num_eve = 25 - D
outputs = ["Christmas"] + ["Eve" for i in range(num_eve)]
print(" ".join(outputs))

Solution (Python):
d=input()
d=int(d)

if d == 25:
    print('Christmas')

if d == 24:
    print('Christmas Eve')

if d == 23:
    print('Christmas Eve Eve')

if d == 22:
    print('Christmas Eve Eve Eve')

Solution (Python):
d = int(input())
if d == 25:
    print("Christmas")
if d == 24:
    print("Christmas Eve")
if d == 23:
    print("Christmas Eve Eve")
if d == 22:
    print("Christmas Eve Eve Eve")

Solution (Python):
a = int(input())  

if a == 22:
    print("Christmas Eve Eve Eve")
elif a == 23:
    print("Christmas Eve Eve")
elif a == 24:
    print("Christmas Eve")
elif a == 25:
    print("Christmas")

Solution (Python):
d = int(input())
if(d==25):
    print('Christmas')
elif(d==24):
    print('Christmas Eve')
elif(d==23):
    print('Christmas Eve Eve')
else:
    print('Christmas Eve Eve Eve')

Solution (Python):
A = 25-int(input())
print("Christmas"+" Eve"*A)

Solution (Python):
day=int(input())
s='Christmas'
eve=25-day
for i in range(eve):
  s=s+' Eve'
print(s)

Solution (Python):
D = input()
if D == 25:
    print("Christmas")
elif D == 24:
    print("Christmas Eve")
elif D == 23:
    print("Christmas Eve Eve")
elif D == 22:
    print("Christmas Eve Eve Eve")

Solution (Python):
D = int(input())
print("Christmas" + (25-D)*" Eve")

Solution (Python):
d = int(input())

if (d ==25):
    print("Christmas")
elif (d==24):
    print("Christmas Eve")
elif (d==23):
    print("Christmas Eve Eve")
else:
    print("Christmas Eve Eve Eve")

Solution (Python):
D = int(input())
if D ==25:
    print('Christmas')
elif D ==24:
    print('Christmas Eve')
elif D ==23:
    print('Christmas Eve Eve')
elif D ==22:
    print('Christmas Eve Eve Eve')

Solution (Python):
D=int(input())
if D==25:
    print('Christmas')
elif D==24:
    print('Christmas Eve')
elif D==23:
    print('Christmas Eve Eve')
else:
    print('Christmas Eve Eve Eve')

Solution (Python):
q={22:"Christmas Eve Eve Eve",23:"Christmas Eve Eve",24:"Christmas Eve",25:"Christmas"}
print(q[int(input())])

Solution (Python):
D = int(input())
if(D == 25):
  print('Christmas')
elif(D == 24):
  print('Christmas Eve')
elif(D == 23):
  print('Christmas Eve Eve')
else:
  print('Christmas Eve Eve Eve')

Solution (Python):
print(' '.join(['Christmas','Eve','Eve','Eve'][0:26-int(input())]))

Solution (Python):
d25="Christmas"
d24="Christmas Eve"
d23="Christmas Eve Eve"
d22="Christmas Eve Eve Eve"
d=int(input())
if d==23:
    print(d23)
elif d==24:
    print(d24)
elif d==24:
    print(d24)
elif d==22:
    print(d22)
else:
    print(d25)

Solution (Python):
d = int(input())
if d == 25:
    print("Christmas")
elif d == 24:
    print("Christmas Eve")
elif d == 23:
    print("Christmas Eve Eve")
elif d == 22:
    print("Christmas Eve Eve Eve")

Solution (Python):
print(['Christmas Eve Eve Eve', 'Christmas Eve Eve', 'Christmas Eve', 'Christmas'][int(input())-22])

Solution (Python):
print(' '.join(['Christmas']+['Eve']*(25-int(input()))))

Solution (Python):
d=int(input())
if d==25:
    print('Christmas')
elif d==24:
    print('Christmas Eve')
elif d==23:
    print('Christmas Eve Eve')
elif d==22:
    print('Christmas Eve Eve Eve')

Solution (Python):
d = int(input())

if d == 25:
  print("Christmas")
elif d == 24:
  print("Christmas Eve")
elif d == 23:
  print("Christmas Eve Eve")
elif d == 22:
  print("Christmas Eve Eve Eve")
else:
  pass

Solution (Python):
d=int(input())
print("Christmas"+" Eve"*(25-d))

Solution (Python):
D=int(input())
if D==25:
	print("Christmas")
elif D==24:
  print("Christmas Eve")
elif D==23:
  print("Christmas Eve Eve")
elif D==22:
  print("Christmas Eve Eve Eve")

Solution (Python):
d=int(input())
if d==25:
  print("Christmas")
elif d==24:
  print("Christmas Eve")
elif d==23:
  print("Christmas Eve Eve")
else:
  print("Christmas Eve Eve Eve")

Solution (Python):
day = int(input())

difference = int(25 - day)

if difference > 0:
    answer = "Christmas " + "Eve " * (difference - 1) + "Eve"
else:
    answer = "Christmas"

print(answer)

Solution (Python):
d = int(input())
if d == 25:
	print("Christmas")
elif d == 24:
	print("Christmas Eve")
elif d == 23:
	print("Christmas Eve Eve")
else:
	print("Christmas Eve Eve Eve")

Solution (Python):

import sys


def solve(D: int):
    if(D == 25):
        print("Christmas")
    elif(D == 24):
        print("Christmas Eve")
    elif(D == 23):
        print("Christmas Eve Eve")
    elif(D == 22):
        print("Christmas Eve Eve Eve")
    return



def main():
    def iterate_tokens():
        for line in sys.stdin:
            for word in line.split():
                yield word
    tokens = iterate_tokens()
    D = int(next(tokens))  
    solve(D)

if __name__ == '__main__':
    main()

Solution (Python):
input = int(input())
if(input == 22):
  print("Christmas Eve Eve Eve")
elif(input == 23):
  print("Christmas Eve Eve")
elif(input == 24):
  print("Christmas Eve")
elif(input == 25):
  print("Christmas")

Solution (Python):
D = int(input())
print("Christmas"+" Eve"*(25-D))

Solution (Python):
print('Christmas' + ' Eve' * (25-int(input())))

Solution (Python):
D = int(input())

if D ==25:
  print("Christmas")
elif D == 24:
  print("Christmas Eve")
elif D == 23:
  print("Christmas Eve Eve")
else:
  print("Christmas Eve Eve Eve")

Solution (Python):
d = int(input())
print("Christmas"+" Eve"*(25-d))

Solution (Python):
a=int(input())
if a==22:
  print('Christmas Eve Eve Eve')
elif a==23:
  print('Christmas Eve Eve')
elif a==24:
  print('Christmas Eve')
elif a==25:
  print('Christmas')

Solution (Python):
D=int(input())
if D==25:
    print("Christmas")
elif D==24:
    print("Christmas Eve")
elif D==23:
    print("Christmas Eve Eve")
elif D==22:
    print("Christmas Eve Eve Eve")

Solution (Python):
c='Christmas'
for i in range(25-int(input())):
	c+=' Eve'
print(c)

Solution (Python):
D=int(input())
print('Christmas'+' Eve'*(25-D))

Solution (Python):
D = int(input())
if D == 25:
    print('Christmas')
elif D == 24:
    print('Christmas Eve')
elif D == 23:
    print('Christmas Eve Eve')
else:
    print('Christmas Eve Eve Eve')

Solution (Python):


D = int(input())
 
if D == 25:
  print("Christmas")
elif D == 24:
  print("Christmas Eve")
elif D == 23:
  print("Christmas Eve Eve")
elif D == 22:
  print("Christmas Eve Eve Eve")

Solution (Python):
def ans():
  D = int(input())
  print("Christmas" + (25-D)*" Eve")
ans()

Solution (Python):
D=int(input())
if D==25:
  print("Christmas")
elif D==24:
  print("Christmas Eve")
elif D==23:
  print("Christmas Eve Eve")
else:
  print("Christmas Eve Eve Eve")

Solution (Python):
d = int(input())
if d == 25:
    print("Christmas")
elif d == 24:
    print("Christmas Eve")
elif d == 23:
    print("Christmas Eve Eve")
else:
    print("Christmas Eve Eve Eve")

Solution (Python):
D = int(input())
result = "Christmas " + ("Eve " * (25 - D))
print(result[:-1])

Solution (Python):
dic = {25:"Christmas", 24:"Christmas Eve", 23:"Christmas Eve Eve", 22:"Christmas Eve Eve Eve"}
print(dic[int(input())])

Solution (Python):
D = int(input())
if D == 25:
    print('Christmas')
elif D == 24:
    print('Christmas Eve')
elif D ==23:
    print('Christmas Eve Eve')
else:
    print('Christmas Eve Eve Eve')

Solution (Python):
D = int(input())

if D ==25:
    print("Christmas")
elif D ==24:
    print("Christmas Eve")
elif D ==23:
    print("Christmas Eve Eve")
elif D ==22:
    print("Christmas Eve Eve Eve")

Solution (Python):
D = int(input())
s = 'Christmas'
for _ in range(25-D):
  s += ' Eve'
print(s)

Solution (Python):
D=int(input())
print("Christmas"+" Eve"*(-(D-25)))

Solution (Python):
D=int(input())
List=["Christmas"+" Eve"*i for i in range(3,-1,-1)]
print(List[D-22])

Solution (Python):
def christmas_eve_eve_eve(D: int) -> str:
    ret = ['Christmas'] + (['Eve'] * (25 - D))
    return ' '.join(ret)


if __name__ == "__main__":
    D = int(input())
    ans = christmas_eve_eve_eve(D)
    print(ans)

Solution (Python):
D, = (int(x) for x in input().split())

if D == 25:
    print("Christmas")
elif D == 24:
    print("Christmas Eve")
elif D == 23:
    print("Christmas Eve Eve")
elif D == 22:
    print("Christmas Eve Eve Eve")

Solution (Python):
D = input()
if D =="25":
    print("Christmas")
elif D =="24":
    print("Christmas Eve")
elif D =="23":
    print("Christmas Eve Eve")
elif D =="22":
    print("Christmas Eve Eve Eve")

Solution (Python):
D = 25 - int(input())
print('Christmas' + ' Eve' * D)

Solution (Python):
D = int(input())
 
if D == 25:
  print('Christmas')
elif D == 24:
  print('Christmas Eve')
elif D == 23:
  print('Christmas Eve Eve')
elif D == 22:
  print('Christmas Eve Eve Eve')

Solution (Python):
D = int(input())

if D == 25:
    print('Christmas')
elif D == 24:
    print('Christmas Eve')
elif D == 23:
    print('Christmas Eve Eve')
else:
    print('Christmas Eve Eve Eve')

Solution (Python):
D = int(input())

S = 'Christmas'
for _ in range(25 - D):
    S += ' Eve'

print(S)

Solution (Python):
D = int(input())

if D == 25:
    ans = "Christmas"
elif D == 24:
    ans = "Christmas Eve"
elif D == 23:
    ans = "Christmas Eve Eve"
else:
    ans = "Christmas Eve Eve Eve"

print(ans)
print()

Solution (Python):

d = int(input())
print("Christmas" + " Eve" * (25 - d))

Solution (Python):
output = ["Christmas Eve Eve Eve", "Christmas Eve Eve", "Christmas Eve", "Christmas"]
day = int(input())
print(output[day%22])

Solution (Python):
print('Christmas' + ' Eve' * (25 - int(input())))

Solution (Python):
D = int(input())
if D == 25:
    print('Christmas')
elif D == 24:
    print('Christmas Eve')
elif D == 23:
    print('Christmas Eve Eve')
else:
    print('Christmas Eve Eve Eve')

Solution (Python):
D = int(input())
if D == 25:
    print('Christmas')
elif D == 24:
    print('Christmas Eve')
elif D == 23:
    print('Christmas Eve Eve')
elif D == 22:
    print('Christmas Eve Eve Eve')

Solution (Python):
d = int(input())
msg = 'Christmas'
for _ in range(25 - d):
	msg += ' Eve'
print(msg)

Solution (Python):
d = int(input())

if d == 22:
    print('Christmas Eve Eve Eve')
elif d == 23:
    print('Christmas Eve Eve')
elif d == 24:
    print('Christmas Eve')
else:
    print('Christmas')

Solution (Python):
D=int(input())
if D==25:
  s="Christmas"
elif D==24:
  s="Christmas Eve"
elif D== 23:
  s="Christmas Eve Eve"
else:
  s="Christmas Eve Eve Eve"
print(s)

Solution (Python):
ri = lambda: int(input())
rl = lambda: list(map(int,input().split()))

D=ri()
print('Christmas',end='')
for i in range(25-D):
    print(' Eve',end='')
print()

Solution (Python):
D = int(input())

if D == 25:
    print("Christmas")
elif D == 24:
    print("Christmas Eve")
elif D == 23:
    print("Christmas Eve Eve")
elif D == 22:
    print("Christmas Eve Eve Eve")

Solution (Python):
d=int(input())
if(d==25):
    print("Christmas")
elif(d==24):
    print("Christmas Eve")
elif(d==23):
    print("Christmas Eve Eve")
elif(d==22):
    print("Christmas Eve Eve Eve")

Solution (Python):
D = int(input())
if D == 25:
    print("Christmas")
elif D == 24:
    print("Christmas Eve")
elif D == 23:
    print("Christmas Eve Eve")
elif D == 22:
    print("Christmas Eve Eve Eve")

Solution (Python):
D=int(input())
if D==22:
    print('Christmas Eve Eve Eve')
elif D==23:
    print('Christmas Eve Eve')
elif D==24:
    print('Christmas Eve')
elif D==25:
    print('Christmas')

Solution (Python):
D = int(input())
if D==25:
    print("Christmas")
elif D==24:
    print("Christmas Eve") 
elif D==23:
    print("Christmas Eve Eve") 
elif D ==22:
    print("Christmas Eve Eve Eve") 
else:
    print("Normal day")

Solution (Python):
D = int(input())

if D == 25:
    print('Christmas')
elif D == 24:
    print('Christmas Eve')
elif D == 23:
    print('Christmas Eve Eve')
elif D == 22:
    print('Christmas Eve Eve Eve')

Solution (Python):
d = int(input())

print('Christmas' + ''.join([' Eve']*(25-d)))

Solution (Python):
d = int(input())

diff = 25 - d

print("Christmas " + diff * "Eve ")

Solution (Python):
from sys import stdin
n=int(stdin.readline().rstrip())

print(("Christmas "+"Eve "*(25-n)).strip())

Solution (Python):
print(-int(input('Christmas'))%5*' Eve')

Solution (Python):
print("Christmas"+(25-int(input()))*" Eve")

Solution (Python):
day=input()
if day=="25":
  print("Christmas")
elif day=="24":
  print("Christmas Eve")
elif day=="23":
  print("Christmas Eve Eve")
elif day=="22":
  print("Christmas Eve Eve Eve")

Solution (Python):
D = int(input())
if D == 25:
    print("Christmas")
elif D == 24:
    print("Christmas Eve")
elif D == 23:
    print("Christmas Eve Eve")
else:
    print("Christmas Eve Eve Eve")

Solution (Python):
d = int(input())

if d == 25:
    print("Christmas")
elif d == 24:
    print("Christmas Eve")
elif d == 23:
    print("Christmas Eve Eve")
elif d == 22:
    print("Christmas Eve Eve Eve")
else:
    print(d)

Solution (Python):
d=int(input())
if d==25:
    print("Christmas")
elif d==24:
    print("Christmas Eve")
elif d==23:
    print("Christmas Eve Eve")
elif d==22:
    print("Christmas Eve Eve Eve")

Solution (Python):
D = int(input())

if D == 25:
  print("Christmas")
elif D == 24:
  print("Christmas Eve")
elif D == 23:
  print("Christmas Eve Eve")
elif D == 22:
  print("Christmas Eve Eve Eve")

Solution (Python):
a = input()
if a == "25":
  print("Christmas")
elif a == "24":
  print("Christmas Eve")
elif a == "23":
  print("Christmas Eve Eve")
else:
  print("Christmas Eve Eve Eve")

Solution (Python):
D = int(input())
print('Christmas' + (' Eve' * (25 - D)))

Solution (Python):
D = int(input())

if D == 25:
  print('Christmas')
elif D == 24:
  print('Christmas Eve')
elif D == 23:
  print('Christmas Eve Eve')
else:
  print('Christmas Eve Eve Eve')

Solution (Python):
D = int(input())
names = {
	25:'Christmas', 
	24:'Christmas Eve', 
	23:'Christmas Eve Eve', 
	22:'Christmas Eve Eve Eve'
  }

print(names[D])

Solution (Python):
D = int(input())

if D == 25:
    print('Christmas')
elif D == 24:
    print('Christmas Eve')
elif D == 23:
    print('Christmas Eve Eve')
elif D == 22:
    print('Christmas Eve Eve Eve')

Solution (Python):
a=int(input())
print('Christmas'+' Eve'*(25-a))

Solution (Python):
D=int(input())
if D==25:
  print('Christmas')
elif D==24:
  print('Christmas Eve')
elif D==23:
  print('Christmas Eve Eve')
elif D==22:
  print('Christmas Eve Eve Eve')

Solution (Python):
a = int(input())
list = [22,23,24,25]
message = ['Christmas Eve Eve Eve','Christmas Eve Eve', 'Christmas Eve', 'Christmas']
index = list.index(a)
print(message[index])

Solution (Python):
d = int(input())

if d == 25:
    print("Christmas")
elif d == 24:
    print("Christmas Eve")
elif d == 23:
    print("Christmas Eve Eve")
else:
    print("Christmas Eve Eve Eve")

Solution (Python):
d=int(input())
if d==22:
	print("Christmas Eve Eve Eve")
if d==23:
	print("Christmas Eve Eve")
if d==24:
	print("Christmas Eve")
if d==25:
	print("Christmas")

Solution (Python):
num = int(input())

if(num==25):
  print("Christmas")
elif(num==24):
  print("Christmas Eve")
elif(num==23):
  print("Christmas Eve Eve")
else:
  print("Christmas Eve Eve Eve")

Solution (Python):


D = int(input())
if D == 25:
    print('Christmas')
if D == 24:
    print('Christmas Eve')
if D == 23:
    print('Christmas Eve Eve')
if D == 22:
    print('Christmas Eve Eve Eve')

Solution (Python):
D=int(input())
if D==25:
  print("Christmas")
elif D==24:
  print("Christmas Eve")
elif D==23:
  print("Christmas Eve Eve")
elif D==22:
  print("Christmas Eve Eve Eve")

Solution (Python):
d = int(input())

if d == 25:
    print("Christmas")
elif d == 24:
    print("Christmas Eve")
elif d == 23:
    print("Christmas Eve Eve")
else:
    print("Christmas Eve Eve Eve")

Solution (Python):
D = int(input())

if D == 25:
	print('Christmas')
elif D == 24:
	print('Christmas Eve')
elif D == 23:
	print('Christmas Eve Eve')
elif D == 22:
	print('Christmas Eve Eve Eve')

Solution (Python):






d = int(input())





if d == 25:
    print("Christmas")
elif d == 24:
    print("Christmas Eve")
elif d == 23:
    print("Christmas Eve Eve")
elif d == 22:
    print("Christmas Eve Eve Eve")
else:
    print(0)

Solution (Python):
print('Christmas' + ' Eve' * (25 - int(input())))

Solution (Python):
D=int(input())
Chris = ['Christmas','Christmas Eve', 'Christmas Eve Eve','Christmas Eve Eve Eve']
print(Chris[25-D])

Solution (Python):
print("Christmas"+" Eve"*(25-int(input())))

Solution (Python):
print("Christmas" + " Eve"*(25-int(input())))

Solution (Python):
d = int(input())

print('Christmas' + (' Eve') * (25 - d))

Solution (Python):
D=int(input())
if D == 25:
  print("Christmas")
if D == 24:
  print("Christmas Eve")
if D == 23:
  print("Christmas Eve Eve")
if D == 22:
  print("Christmas Eve Eve Eve")

Solution (Python):
d = int(input())
if d == 25:
  print("Christmas")
elif d == 24:
  print("Christmas Eve")
elif d == 23:
  print("Christmas Eve Eve")
elif d == 22:
  print("Christmas Eve Eve Eve")

Solution (Python):
x=25-int(input())
print("Christmas"+x*" Eve")

Solution (Python):
D = int(input())
print("Christmas"+" Eve"*(25-D))

Solution (Python):
d = int(input())
print('Christmas'+' Eve' * (25 - d))

Solution (Python):
d = int(input())

if d == 25:
    print("Christmas")
elif d == 24:
    print("Christmas Eve")
elif d == 23:
    print("Christmas Eve Eve")
elif d == 22:
    print("Christmas Eve Eve Eve")

Solution (Python):
D = int(input())

if D == 25:
    print("Christmas")
elif D == 24:
    print("Christmas Eve")
elif D == 23:
    print("Christmas Eve Eve")
else:
    print("Christmas Eve Eve Eve")

Solution (Python):
D = int(input())

print('Christmas' + (25 - D) * ' Eve')

Solution (Python):
d = int(input())
if d == 22:
  print('Christmas Eve Eve Eve')
elif d == 23:
  print('Christmas Eve Eve')
elif d == 24:
  print('Christmas Eve')
elif d == 25:
  print('Christmas')

Solution (Python):
D=int(input())
ans='Christmas'
while D<=24:
  ans+=' Eve'
  D+=1
  
print(ans)

Solution (Python):
d = int(input())
num = 25-d
str_ = "Christmas"
for i in range(num):
    str_ += " Eve"

print(str_)

Solution (Python):
d = int(input())

if d == 25:
    print("Christmas")
elif d == 24:
    print("Christmas Eve")
elif d == 23:
    print("Christmas Eve Eve")
elif d == 22:
    print("Christmas Eve Eve Eve")

Solution (Python):
d = int(input())

if d == 25:
    print('Christmas')
elif d == 24:
    print('Christmas Eve')
elif d == 23:
    print('Christmas Eve Eve')
elif d == 22:
    print('Christmas Eve Eve Eve')

Solution (Python):
d = int(input())

if d == 25:
    print('Christmas')
elif d == 24:
    print('Christmas Eve')
elif d == 23:
    print('Christmas Eve Eve')
elif d == 22:
    print('Christmas Eve Eve Eve')

Solution (Python):
d = int(input())
if d == 25:
    print('Christmas')
elif d == 24:
    print('Christmas Eve')
elif d == 23:
    print('Christmas Eve Eve')
elif d == 22:
    print('Christmas Eve Eve Eve')

Solution (Python):
D = int(input())
if D==25:
    print("Christmas")
elif D ==24:
    print("Christmas Eve")
elif D == 23:
    print("Christmas Eve Eve")
else:
    print("Christmas Eve Eve Eve")

Solution (Python):
D = int(input())

_dict={25:'Christmas',
       24:'Christmas Eve',
       23:'Christmas Eve Eve',
       22:'Christmas Eve Eve Eve'}

print(_dict[D])

Solution (Python):
d = 25 - int(input())
print("Christmas" + " Eve"*d)

Solution (Python):



d = int(input())

if d == 25: res = "Christmas"
if d == 24: res = "Christmas Eve"
if d == 23: res = "Christmas Eve Eve"
if d == 22: res = "Christmas Eve Eve Eve"

print(res)

Solution (Python):
result = {22:"Christmas Eve Eve Eve",23:"Christmas Eve Eve",24:"Christmas Eve"
         ,25:"Christmas"}
D = int(input())
print(result[D])

Solution (Python):
D = int(input())
eve = " Eve" * (25 - D)
if D >= 22 and D <= 25:
  print("Christmas{}".format(eve))

Solution (Python):
a=int(input())
b="Christmas"
if a-25==0:
  print(b)
else:
  for _ in range(25-a):
    b +=" Eve"
  print(b)

Solution (Python):
d = int(input())
if d == 25:
  print("Christmas")
elif d == 24:
  print("Christmas Eve")
elif d == 23:
  print("Christmas Eve Eve")	
else:
  print("Christmas Eve Eve Eve")

Solution (Python):
d = int(input())

if d == 22:
    print("Christmas Eve Eve Eve")
elif d == 23:
    print("Christmas Eve Eve")
elif d == 24:
    print("Christmas Eve")
else:
    print("Christmas")

Solution (Python):
D = int(input())
if(D==22):
    print("Christmas Eve Eve Eve")
elif(D==23):
    print("Christmas Eve Eve")
elif(D==24):
    print("Christmas Eve")
else:
    print("Christmas")

Solution (Python):
D = int(input())
msg = "Christmas"

if D == 24:
  msg += " Eve"
elif D == 23:
  msg += " Eve Eve"
elif D == 22:
  msg += " Eve Eve Eve"

print(msg)

Solution (Python):


D = int(input())
output = 'Christmas'
for i in range(1, 4):
    if D == 25 - i:
        output = output + ' Eve'*i
print(output)

Solution (Python):
d, = map(int, input().split())
print("Christmas" + ' Eve' * (25 - d))

Solution (Python):
d = int(input())
ans = "Christmas"
if d == 22:
    d += 1
    ans += " Eve"
if d == 23:
    d += 1
    ans += " Eve"
if d == 24:
    d += 1
    ans += " Eve"
print(ans)

Solution (Python):
def get_day_str(D):
        return 'Christmas' + (' Eve' * (25 - D))

print(get_day_str(int(input())))

Solution (Python):
D = int(input())
ans = 'Christmas'
for d in range(25-D):
  ans = ans + ' Eve'
print(ans)

Solution (Python):
d = int(input())
print("Christmas" + " Eve"*(25-d))

Solution (Python):
n, = map(int,input().split())

print('Christmas'+' Eve'*(25-n))

Solution (Python):
D = int(input())
if D == 25 : print("Christmas")
elif D == 24 : print("Christmas Eve")
elif D == 23 : print("Christmas Eve Eve")
else: print("Christmas Eve Eve Eve")

Solution (Python):


d = int(input())

r = 25 - d

ans = "Christmas"

for _ in range(r):
    ans += " Eve"

print(ans)

Solution (Python):
d = int(raw_input())

if d==25:
	print("Christmas")
elif d==24:
	print("Christmas Eve")
elif d==23:
	print("Christmas Eve Eve")
elif d==22:
	print("Christmas Eve Eve Eve")