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Update trie_preorder.py

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bt3gl 2023-08-08 17:02:11 -07:00 • committed by GitHub
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tries/trie_preorder.py
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@ -11,6 +11,7 @@ def preorder(root: 'Node'):
stack, result = [root, ], [] stack, result = [root, ], []
while stack: while stack:
node = stack.pop() node = stack.pop()
result.append(node.val) result.append(node.val)
stack.extend(node.children[::-1]) stack.extend(node.children[::-1])