<qiyuangong>720_Longest_Word_in_Dictionary_1.py
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
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
