V, D = gets.split.map(&:to_i)

ans = Array.new(V) { Array.new(V, 0) }
V.times do |i|
  ans[i][i] = 1
  ans[i][(i + 1) % V] = 1

  cur = i
  d = D

  (V - 1).times do |j|
    cur = (cur + 1) % V
    d -= 1

    if d < 0
      ans[i][cur] = 1
      d = D - 1
    end
  end
end

puts ans.map(&:join)