[20251111] BOJ / G4 / 좋다 / 설진영 #1381
Merged
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Outdated suggestions cannot be applied.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/1253
🧭 풀이 시간
40분
👀 체감 난이도
✏️ 문제 설명
N개의 수가 주어질 때, 각 수가 좋은 수인지 판별하는 문제. 좋은수는 배열 내의 자기 자신을 제외한 다른 두 개의 수의 합으로 나타낼 수 있는 수를 의미함
🔍 풀이 방법
배열 정렬하고, 각 수마다 투 포인터 알고리즘 적용 그리고 자기 자신 제외해야함
⏳ 회고
좋지않다