N,M=map(int,input().split())
B=list(input().split())
A=[]
for i in range(N):
    num=int(input())
    A.append(num)

ans=[[0 for j in range(M)] for i in range(N)]

if b[0]=='+':
    for i in range(N):
        for j in range(M):
            ans[i][j]=str(A[i]+B[j+1])
else:
    for i in range(N):
        for j in range(M):
            ans[i][j]=str(A[i]+B[j+1])
            
print(ans)