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📎 문제 링크
https://www.acmicpc.net/problem/11967
📝 풀이 내용
나는 아예 visited 배열을 초기화해서 다시 방문하게 만들었는데
배열을 하나 더 만들어서 lightOn된 곳의 인근 4개를 표시하면 시간 복잡도가 훨씬 낮아질 수 있음
다시 풀어봐야겠당....
💬 리뷰 요구사항