onlybooks#40 Remove unnecessary attr.

likejazz · web-flow · commit 3022a1b0e227 · 2020-10-21T13:52:45.000+09:00
diff --git a/4-non-linear-data-structures/ch16/57-2.py b/4-non-linear-data-structures/ch16/57-2.py
@@ -25,7 +25,6 @@ def insert(self, index, word) -> None:
             if self.is_palindrome(word[0:len(word) - i]):
                 node.palindrome_word_ids.append(index)
             node = node.children[char]
-            node.val = char
         node.word_id = index
 
     def search(self, index, word) -> List[List[int]]:
