# coding: utf-8
#http://www.practicepython.org/
"""practice01"""
# name = input("Give me your name: ")
# year = int(input("Give me your year: "))
# sub = (100 - year) + 2020
# print("Your are name is" + name)
# print(f"100歳になるのは、{sub}年です。")


"""practice02"""
# num = int(input("What is your number ? :"))
# if num == 4:
#     print("4の倍数です.")
# elif num % 2 == 0:
#     print("偶数です")
# else:
#     print("奇数です")
#
# check = int(input("what's sub number : "))
# if num % check == 0:
#     print("割り切れました")
# else:
#     print("割り切れません")


"""practice03"""
# list = [1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89]
# list_new = []
# N = int(input("number : "))
# for i in range(len(list)):
#     print(list[i])
#     num = list[i-1]
#     # if num < 5:
#     #     list_new.append(num)
#     if num < N:
#         list_new.append(num)
# print("---------------------")
# for j in range(len(list_new)):
#     print(list_new[j])


"""practice04"""
# num = int(input("number : "))
# yakusulist = []
# for i in range(1, num+1):
#     if num % i == 0:
#         yakusulist.append(i)
# print(yakusulist)


"""practice05"""
# import random
# def main():
#     list1 = []
#     list2 = []
#     ans = []
#     for i in range(10):
#         N = random.randrange(1,11)
#         list1.append(N)
#     for i in range(12):
#         N = random.randrange(1,11)
#         list2.append(N)
#     if len(list1) > len(list2):
#         list_num = len(list2)
#     else:
#         list_num = len(list1)
#     for j in range(0, list_num-1):
#         if list1[j] in list2:
#             ans.append(list1[j])
#     print(list1)
#     print(list2)
#     print(ans)
# if __name__ == "__main__":
#     main()


"""practice06"""
# def main():
#     str = input("String: ")


#URL:https://yukicoder.me
"""No.1432 Not Xor"""
str = "1 2"
str = str.split()
si = [int(s) for s in str]
print(si[1])
if si[0] in si[1]:
    A = si[0]
else:
    A = si[1]
if si[0] > si[1]:
    O = si[0]
else:
    O = si[1]
print(O+A)