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🧷 문제 링크
https://www.acmicpc.net/problem/14560
🧭 풀이 시간
120+분
👀 체감 난이도
✏️ 문제 설명
🔍 풀이 방법
[사용한 알고리즘]
sort()로 정렬하면 시간 초과가 난다.특수한 경우의 정렬
완탐을 돌릴 때, 각 스텝에서 중간 결과물에 일거리 하나를 추가시켜 다음 결과물을 도출한다.
이 때, 다음 결과물에 존재하는 값들은 모두 세 가지 경우 중 하나이다.
만약 중간 결과물이 정렬된 상태라 가정하면, 세 개의 포인터를 사용해 다음 결과물 또한 정렬된 상태로 만들 수 있다.
⏳ 회고
.....