def throwingBlocks(field):
  def isFirstColumnFull(field):
    result = True
    for i in range(len(field)):
      result = result and (field[i][0] == '#')
    return result

  def countMoves(field, result, moves):
    if isFirstColumnFull(field):
      result[0] = min(result[0], moves)
      result[1] = max(result[1], moves)
      return
    for i in range(len(field)):
      if field[i][0] == '#':
        continue
      j = i
      column = 0
      while column < len(field[j]) and field[j][column] == '.':
        column += 1
      j -= 1
      while j < len(field) and field[j][column] == '.':
        j += 1
      j -= 1
      field[j][column] = '#'
      countMoves(field, result, moves + 1)
      field[j][column] = '.'

  INF = len(field) * len(field[0]) + 1
  result = [INF, -INF]
  countMoves(field, result, 0)
  return result