code: def is_strobogrammatic(num):
      """
      :type num: str
      :rtype: bool
      """
      comb = "00 11 88 69 96"
      i = 0
      j = len(num) - 1
      while i <= j:
          if comb.find(num[i] + num[j]) == -1:
              return False
          i += 1
          j -= 1
      return True
  
label_desc: Use image node_id 1 for calling a global function with example usage: is_strobogrammatic(num) and returns: True, False