# list[i]: i번째 입력된 숫자 (x)
# memo[i] : i에 대한 메모 (o) ex) i가 불린 횟수
#
# a = int(input())
# list = list(map (int,input().split()))
# list2 = [0 for i in range(24)]
# for x in list :
# list2[x]+= 1
#
# for i in range (1,23+1): # i에 0 ~ 22의 수를 순서대로 넣겠따
# print(list2[i],end = ' ')
# a = int(input())
# list = list(map(int,input().split()))
# for i in range(0,a):
# print(i+1,":","",sep = '',end = ' ')
# for j in range(a) :
# if(i==j):
# continue
# if(list[i]<list[j]):
# print("<",end = ' ')
# elif(list[i]>list[j]):
# print(">",end = ' ')
# else:
# print("=",end = ' ')
# print()
# <<<< list[0] ~ list[4] >>
# i : 1 ~ 5
# list[i] : list[1] ~ list[5] (x)
# list[i+1] : list[2] ~ list[6] (x)
#
# x = input()
#
# print(x[0])
# print(x[1])
#
# print(len(x))
#
# print(x[0:5])
#
# print(x[2:7])
#
# y = x[0:5]+x[2:7] #문자열 합치기
#
# print(y)
#
# print(y[-1])
# # abcdefghijk
# print(y[-2])
#
# print(y[5:])
#
# print(y[:5])
# 1295 ~ 6131
# a = input()
# if (a == "love"):
# print("I love you.")
a = input()
if a=='IOI':
print('IOI is the International Olympiad in Informatics.')
else:
print("I don't care.")