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🧷 문제 링크
https://www.acmicpc.net/problem/1865
🧭 풀이 시간
35분
👀 체감 난이도
✏️ 문제 설명
도로와 웜홀이 있고, 도로는 양방향 웜홀은 단방향
TC개의 줄에 걸쳐서 특정 지점에서 돌아서 다시 자기한테 왔을 때, 시간이 줄어드는 경우가 있는지 판단하기
🔍 풀이 방법
벨만포드 문제
⏳ 회고
벨만포드를 안다면 쉽게 풀 수 있을 것 같다