N=int(input())
for i in range(N):
  #1,4,7 -> 112112
  #2,5,8 -> 121121
  #3,6,9 -= 211211
  ans=[]
  for j in range(i+1):
    if (i+j)%3==2:
      ans.append(2)
    else:
      ans.append(1)
  print(*ans)