n,m = map(int, input().split())

li = [[0 for i in range(1 << m)] for i in range(1 << n)]

for i in range(1 << n):
    for j in range(1 << m):
        li[i][j] = i * (1 << m) + j

for i in range(1 << n):
    print(*li[i])