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chxxhn
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✔ 코드가 실행 가능하고, 예외 상황을 고려했는가? yes
✔ 알고리즘이 효율적인가? yes
✔ 변수명과 함수명이 명확한가? yes
✔ 중복 코드 없이 깔끔한가? yes
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✅ PR 요약
🔍 코드 설명
💡 리뷰 요청 사항
그냥 입출력 받는거 때문에 조금 코드가 길어보이긴 한데, 단순 bfs 문제다 !!