[20250827] BOJ / G3 / 비트코인은 신이고 나는 무적이다 / 한종욱#753
Merged
ShinHeeEul merged 1 commit intomainfrom Aug 27, 2025
Merged
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
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Outdated suggestions cannot be applied.This suggestion has been applied or marked resolved.Suggestions cannot be applied from pending reviews.Suggestions cannot be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.
🧷 문제 링크
https://www.acmicpc.net/problem/23257
🧭 풀이 시간
120분
👀 체감 난이도
✏️ 문제 설명
N개의 숫자 중 M를 중복 허용해서 뽑고 그 모든 숫자를 xor했을 때 최댓값
🔍 풀이 방법
DP인데 내 방식은 DP 같진 않더라.
DP의 요소를 TreeSet으로 정의하고 dp[i]는 i개를 선택한 모든 경우의 수를 담고 있다.
⏳ 회고
첫 풀이는 솔직히 왜 안되는지 잘 모르겠다.