N, H = map(int, input().split())
W = N // H

swap = False
if H > W:
    swap = True
    H, W = W, H

G = [[0] * W for _ in range(H)]
x, y = 0, 0
for i in range(1, N)[::-1]:
    if N % i != 0:
        continue
    for _ in range(i):
        G[x][y] = i
        y += 1
        if y == W:
            x += 1
            y = 0

if swap:
    G = list(zip(*G))[::-1]

for g in G:
    print(*g)