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Fix day 12 solution
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Pascal Lais
2021-12-13 08:50:33 +01:00
parent ae8d3f0d97
commit 0842b5d196
1 changed files with 3 additions and 3 deletions
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day-12/day-12.py
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@@ -13,14 +13,14 @@ def process_node(node, available_edges, visited):
for n in neighbors:
if n not in visited:
nxt = process_node(n, available_edges, visited)
paths = [[node] + p for p in nxt]
paths += [[node] + p for p in nxt]
if node in visited:
visited.remove(node)
return paths
def process_node_twice(node, available_edges, visited, visited_twice):
paths = []
paths = deque()
if node == "end":
paths.append([node])
return paths
@@ -35,7 +35,7 @@ def process_node_twice(node, available_edges, visited, visited_twice):
for n in neighbors:
if n not in visited or visited_twice != node and n != "start":
nxt = process_node_twice(n, available_edges, visited, visited_twice)
paths = [[node] + p for p in nxt]
paths += [[node] + p for p in nxt]
if visited_twice == node:
visited_twice = None
elif node in visited: