[20250807] BOJ / G5 / 소셜 네트워킹 어플리케이션 / 김수연#625
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ShinHeeEul merged 1 commit intomainfrom Aug 7, 2025
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🧷 문제 링크
https://www.acmicpc.net/problem/7511
🧭 풀이 시간
30분
👀 체감 난이도
✏️ 문제 설명
유저의 수와 각 유저의 친구 관계가 주어질 때,
두 사람이 친구 관계 그래프상에서 경로가 존재하는지 여부 구하기
🔍 풀이 방법
유니온 파인드 사용
잘했는데 초기화를 똑디 안해서 오류 자꾸 났다..
⏳ 회고
초기화를 잘하자..