code: def strobogrammatic_in_range(low, high):
      
      res = []
      count = 0
      low_len = len(low)
      high_len = len(high)
      for i in range(low_len, high_len + 1):
          res.extend(helper2(i, i))
      for perm in res:
          if len(perm) == low_len and int(perm) < int(low):
              continue
          elif len(perm) == high_len and int(perm) > int(high):
              continue
          else:
              count += 1
      return count
docs: :type low: str
      :type high: str
      :rtype: int