[20250902] BOJ / G3 / 나만 안되는 연애 / 이인희 #804
Merged
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🧷 문제 링크
https://www.acmicpc.net/problem/14621
🧭 풀이 시간
60 분
👀 체감 난이도
✏️ 문제 설명
🔍 풀이 방법
⏳ 회고
프림: 정점을 하나씩 더해나가며, 선택정점을 한묶음으로 보고, 그 묶음과 연결된 간선을 PQ에 담아서 보는 법크루스칼: 크 -> 그 -> 간. 간선중심. 간선을 중점으로 가장 작은 간선부터 그리디하게 선택해 나가다가, 사이클이생기면(by using 유니온파인드) 그거 스킾하고 계속 만들어나감