def make_divisors(n):
    lower_divisors , upper_divisors = [], []
    i = 1
    while i*i <= n:
        if n % i == 0:
            lower_divisors.append(i)
            if i != n // i and i!=1:
                upper_divisors.append(n//i)
        i += 1
    return lower_divisors + upper_divisors[::-1]

N,H = map(int, input().split())
D = make_divisors(N)
L = []
for d in D:
    L.extend([d]*d)
if H**2<N:
    for i in range(H):
        print(*L[i*(N//H):(i+1)*(N//H)])
else:
    LL = []
    for i in range(N//H):
        LL.append(L[i*H:(i+1)*H])
    T_S = list(zip(*LL))
    for x in T_S[::-1]:
        print(*x,sep=' ')