[트리] 1870063 윤혜원 #343
Open
[트리] 1870063 윤혜원 #343
Conversation
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
dbswn
reviewed
May 26, 2023
Comment on lines
+11
to
+19
| void makeTree(int current, int parent) { | ||
| for (int node : edge_v[current]) { | ||
| if (node != parent) { | ||
| tree[current].push_back(node); | ||
| makeTree(node, current); | ||
| } | ||
| } | ||
| return; | ||
| } |
There was a problem hiding this comment.
P3
makeTree함수가 부모 노드 재방문을 방지 하기 위해 부모 노드를 제외한 트리를 만들어주는 함수인 것 같네요!
트리는 그래프와 다르게 사이클이 없기 때문에 dfs로 탐색할 때 부모 노드를 제외하고는 재방문이 일어나지 않습니다! 그래서 수업에서 탐색 시 부모의 정보를 가져오기 편하도록 dfs를 사용했죠! 샘플 코드를 참고하셔서 탐색 자체에서 부모 노드를 제외할 수 있는 방법을 생가해보시면 좋을 것 같습니다!
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
인적사항
학번: 1870063
이름: 윤혜원
과제 제출
기존 제출 : 15681
추가 제출 :