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

if B[0]=="+":
    for i in range(N):
        print(*[A[i]+int(B[j+1]) for j in range(M)])
else:
    for i in range(N):
        print(*[A[i]*int(B[j+1]) for j in range(M)])