[20250812] BOJ / G5 / 회문 / 이강현 #653
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🧷 문제 링크
https://www.acmicpc.net/problem/17609
🧭 풀이 시간
10분
👀 체감 난이도
✏️ 문제 설명
문자열이 회문인지 유사회문인지 일반 문자열인지 체크
유사회문은 문자열에서 1개를 제거했을때 회문이 되는 경우임.
🔍 풀이 방법
투 포인터
왼쪽과 오른쪽에서 접근함.
다르면 왼쪽에서 한칸 건너뛰고 체크하는경우와 오른쪽에서 한칸 건너뛰고 체크하는 경우로 나눔. 둘 중 하나라도 마저 진행했을때 회문이면 유사회문
⏳ 회고
ez