comefrom: <qiyuangong>720_Longest_Word_in_Dictionary_1.py
code: def longestWord( words):
      words.sort()
      words_set, longest_word = set(['']), ''
      for word in words:
          if word[:-1] in words_set:
              words_set.add(word)
              if len(word) > len(longest_word):
                  longest_word = word
      return longest_word
masked: def sample_funcname ( var_0 ) :
      var_0.sort ( )
      var_4 , var_5 = set ( [ '' ] ) , ''
      for var_6 in var_0 :
          if var_6 [ : - 1 ] in var_4 :
              var_4.add ( var_6 )
              if len ( var_6 ) > len ( var_5 ) :
                  var_5 = var_6
      return var_5
  