DEBUG = false
N, K = gets.split.map &:to_i
L = gets.split.map &:to_i
LI = L.map.with_index{|l, i| [l, i]}.sort_by{|l, i| -l}
board = $<.map{|s|
  s.chomp.chars
}
$rows = board.map{|a| a*"" }
$cols = board.transpose.map{|a| a*"" }

def count_white
  $rows.map{|a|
    N - a.count(?1)
  }.sum
end
FirstScore = count_white

def calc_score
  count_white - FirstScore
end

p FirstScore if DEBUG
p calc_score() if DEBUG
def update_memo(len)
  max = 0
  res = nil
  $rows.each_with_index{|s, i|
    cusum = [sum = 0] + s.chars.map{|c|
      sum += c == ?1 ? 1 : 0
    }
    (0..N-len).each{|j|
      if cusum[j+len] - cusum[j] > max
        max = cusum[j+len] - cusum[j]
        res = [:r, max, i, j]
        return res if max >= len
      end
    }
  }
  $cols.each_with_index{|s, i|
    cusum = [sum = 0] + s.chars.map{|c|
      sum += c == ?1 ? 1 : 0
    }
    (0..N-len).each{|j|
      if cusum[j+len] - cusum[j] > max
        max = cusum[j+len] - cusum[j]
        res = [:c, max, i, j]
        return res if max >= len
      end
    }
  }
  res
end

ans = []
LI.each{|l, i|
  sym, size, idx, pos = update_memo(l)
  if sym.nil?
    sym = [:r, :c].sample
    idx = rand(N)
    pos = rand(N)
  end
  pos = [N - l, pos].min

  if sym == :r
    t = $rows[idx][pos, l]
    $rows[idx][pos, l] = t.tr("01", "10")
    (pos...pos+l).each{|j|
      c = $cols[j][idx]
      $cols[j][idx] = c == ?1 ? ?0 : ?1
    }
    a = c = idx + 1
    b = pos + 1
    d = pos + l
  else
    t = $cols[idx][pos, l]
    $cols[idx][pos, l] = t.tr("01", "10")
    (pos...pos+l).each{|j|
      c = $rows[j][idx]
      $rows[j][idx] = c == ?1 ? ?0 : ?1
    }
    b = d = idx + 1
    a = pos + 1
    c = pos + l
  end

  ans[i] = [a, b, c, d]
}

ans.each{|a|
  puts a * " "
}
p calc_score() if DEBUG