
a, b = map(int, input().strip().split(' '))
print(f"{a} + {b} = {a + b}")

str1, str2 = input().strip().split(' ')
print(str1 + str2)
#replace 사용
print(input().strip().replace(' ', ''))

str = input()
for i in str:
print(i)
print('\n'.join(input()))

a = int(input())
if a % 2 == 0:
print(f'{a} is even' )
else:
print(f'{a} is odd' )
indent 오류나서 보니 자꾸 if를 들여쓰기함,,,
n=int(input())
print(f"{n} is {'eovdedn'[n&1::2]}")

def solution(my_string, overwrite_string, s):
answer = my_string[:s] + overwrite_string + my_string[s+len(overwrite_string):]
return answer
print()