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Merge 2f2ec69364 into b02784ffeb

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2025-06-22 10:32:40 +08:00
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parent b02784ffeb 2f2ec69364
commit 7e45799d74
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solutions/system_design/social_graph/social_graph_snippets.py
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@@ -11,6 +11,7 @@ class State(Enum):
class Graph(object): class Graph(object):
def bfs(self, source, dest): def bfs(self, source, dest):
""" Return True if there is a path from source to dest."""
if source is None: if source is None:
return False return False
queue = deque() queue = deque()