최종 제출 코드
a, b = map(int, input().split())
a_list=[]
b_list=[]
for i in range(a):
a_list.append(list(map(int,input().split())))
for j in range(a):
b_list.append(list(map(int,input().split())))
for i in range(a):
for j in range(b):
print(a_list[i][j]+b_list[i][j], end=' ')
print()