import sys
input = lambda: sys.stdin.readline().rstrip()

def make_divisors(n: int) -> list:
  lower_divisors, upper_divisors = [], []
  for i in range(1, int(n**0.5)+1):
    if n % i == 0:
      lower_divisors.append(i)
      if i != n // i:
        upper_divisors.append(n//i)
  return lower_divisors + upper_divisors[::-1]


#  -----------------------  #

n, h = map(int, input().split())
a = n // h

div = make_divisors(n)

li = []
for d in div[:-1]:
  li.extend([d]*d)

ans = []
hh, aa = h, a
if hh > aa:
  hh, aa = aa, hh
for i in range(hh):
  ans.append(li[aa*i:aa*i+aa])

if hh != h:
  for i in zip(*ans):
    print(' '.join(map(str, i)))
else:
  for i in ans:
    print(' '.join(map(str, i)))