[이지민] - 북쪽나라의 도로, 숫자고르기, 연구소2 #204
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bngsh
approved these changes
Nov 20, 2023
Comment on lines
+18
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| def dfs(first, second, now): | ||
| first.add(now) | ||
| second.add(numbers[now]) | ||
| if numbers[now] in first: | ||
| if first == second: | ||
| answer.update(first) | ||
| return | ||
| return | ||
| return dfs(first, second, numbers[now]) |
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set을 인자로 받아서 재귀 구조가 엄청 깔끔한 게 멋졌습니다
| nx, ny = queue.popleft() | ||
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| for i in range(4): | ||
| if 0 <= nx + dx[i] < n and 0 <= ny + dy[i] < n and visited[nx + dx[i]][ny + dy[i]] == 0: |
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조건문 하나로 다 처리하는 게 함수가 깨끗해서 좋네요
jhg3410
approved these changes
Nov 20, 2023
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| visited = [-1 for _ in range(10_001)] | ||
| bfs(1) | ||
| s = visited.index(max(visited)) |
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visited 로 거리를 모으시고 계산하신 게 좋았슴다!
soopeach
approved these changes
Nov 20, 2023
| a, b, c = map(int, sys.stdin.readline().split()) | ||
| roads[a].append([b, c]) | ||
| roads[b].append([a, c]) | ||
| except: |
| dfs(set(), set(), i) | ||
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| print(len(answer)) | ||
| for num in sorted(list(answer)): |
| possible.append([i, j]) | ||
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| for combi in combinations(possible, m): |
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📌 from issue #201 📌
📋문제 목록📋