import numpy as np
n, m = map(int, input().split())
m = np.zeros((m,)).astype(int)
n = np.zeros((n,1)).astype(int)
f1 = input().split()
op = f1.pop(0)
for i, a in enumerate(f1):
    #print('de', a)
    m[i] = int(a)
for i in range(len(n)):
    n[i, 0] = int(input())
# print(m)
# print(n)
if op == "+":
    for l in m+n:
        print(' '.join(l.astype(str)))
elif op == "*":
    for l in m*n:
        print(' '.join(l.astype(str)))