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Update 0297-serialize-and-deserialize-binary-tree.py #2628

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Merged
merged 1 commit into from
Nov 1, 2024
Merged

Update 0297-serialize-and-deserialize-binary-tree.py #2628

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use queue, not cursor
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@kousukekikuchi1984
kousukekikuchi1984 committed Jun 23, 2023
commit b5b015b836536ab28a09fa39cdbfc09a461d560e
8 changes: 3 additions & 5 deletions python/0297-serialize-and-deserialize-binary-tree.py
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Original file line number Diff line number Diff line change
Expand Up @@ -23,14 +23,12 @@ def dfs(node):

def deserialize(self, data):
vals = data.split(",")
self.i = 0

def dfs():
if vals[self.i] == "N":
self.i += 1
val = vals.pop(0)
if val == "N":
return None
node = TreeNode(int(vals[self.i]))
self.i += 1
node = TreeNode(val=int(val))
node.left = dfs()
node.right = dfs()
return node
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