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Add url and typing hint for BFS #2156

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Merged
merged 13 commits into from
Jun 25, 2020
Merged

Add url and typing hint for BFS #2156

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c74654e
Add typing for bfs
Jun 25, 2020
7594d81
Add url for BFS
Jun 25, 2020
2cac294
rename the function
Jun 25, 2020
76e680f
Update graphs/bfs.py
Jun 25, 2020
3796d0f
Change the return value type of bfs
Jun 25, 2020
ff831b1
change the function name.
Jun 25, 2020
14d3412
change the function name in annotate
Jun 25, 2020
3131f52
Add one more blank line.
Jun 25, 2020
ae0a548
Delete one blank line.
Jun 25, 2020
b516227
Delete one blank line.
Jun 25, 2020
39be6ba
Update graphs/bfs.py
Jun 25, 2020
e523be6
Update graphs/bfs.py
Jun 25, 2020
b2b6492
Rename bfs.py to breadth_first_search_2.py
cclauss Jun 25, 2020
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Update graphs/bfs.py 
Co-authored-by: Christian Clauss <cclauss@me.com>
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@cclauss
wuyudi and cclauss authored Jun 25, 2020
commit 76e680ff2080b0e29735cce118dd226a8bf2eee0
3 changes: 2 additions & 1 deletion graphs/bfs.py
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Original file line number Diff line number Diff line change
Expand Up @@ -33,7 +33,8 @@ def breadth_first_search(graph: Dict, start: str) -> Set[int]:
>>> ''.join(sorted(bfs(G, 'A')))
'ABCDEF'
"""
explored, queue = set(start), [start] # collections.deque([start])
explored = {start}
queue = [start]
while queue:
v = queue.pop(0) # queue.popleft()
for w in graph[v]:
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