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💿 풀이 문제
#2
📝 풀이 후기
중간이었습니다.
find는 알았지만 union을 기억하지 못해서 풀이로 풀려다보니 생각보다 시간이 오래걸렸습니다.
📚 문제 풀이 핵심 키워드
find와 union 부모를 찾아서 집단을 하나로 묶고, union을 통해서 합치는 것
🧑💻 제출자 확인 사항