[정현준] 2주차 답안 제출 #347
Merged
[정현준] 2주차 답안 제출 #347
Conversation
This file contains hidden or 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
Member
jdalma
commented
Aug 19, 2024
jdalma
commented
- Valid Anagram #218
- Counting Bits #233
- Encode and Decode Strings #238
- Construct Binary Tree From Preorder And Inorder Traversal #253
- Decode Ways #268
obzva
approved these changes
Aug 20, 2024
| * preorder : 현재(부모) 노드부터 왼쪽 자식 노드, 오른쪽 자식 노드 | ||
| * inorder : 왼쪽 자식 노드 부터 부모 노드, 오른쪽 자식 노드 | ||
| */ | ||
| fun buildTree(preorder: IntArray, inorder: IntArray): TreeNode? { |
There was a problem hiding this comment.
안녕하세요 현준님
이 문제에 대해서도 Big-O analysis를 추가해주시면 좋을 것 같습니다 :D
| return dp | ||
| } | ||
|
|
||
| // 3. 최하위 비트를 제거한 결과를 재활용한다. (최하위 비트를 제거한 결과) + (현재 십진수의 최하위비트) |
| } | ||
|
|
||
| /** | ||
| * 4. 배열을 사용하지 않고 DP 적용 |
There was a problem hiding this comment.
이 풀이도 정말 좋네요
memoisation 배열의 모든 값이 필요하지 않다는 점을 잘 캐치하신 것 같습니다
DaleSeo
reviewed
Aug 20, 2024
Comment on lines
+30
to
+38
| @Test | ||
| fun `문자열 목록을 하나의 문자열로 인코딩한다`() { | ||
| encode(listOf("leet","co:de","l:o:v:e","you")) shouldBeEqual "4:leet5:co:de7:l:o:v:e3:you" | ||
| } | ||
|
|
||
| @Test | ||
| fun `문자열을 문자열 목록으로 디코딩한다`() { | ||
| decode("4:leet5:co:de7:l:o:v:e3:you") shouldBeEqual listOf("leet","co:de","l:o:v:e","you") | ||
| } |
Co-authored-by: Dale Seo <[email protected]>
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Outdated suggestions cannot be applied.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.