[20250723] BOJ / G5 / 노드사이의 거리 / 김수연 #531
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🧷 문제 링크
https://www.acmicpc.net/problem/1240
🧭 풀이 시간
30분
👀 체감 난이도
✏️ 문제 설명
노드의 개수 N과 거리를 알고 싶은 노드 쌍의 개수 M이 입력되고,
연결된 두 점과 거리를 입력 받을 때, M개의 줄에 입력받은 두 노드 사이의 거리 출력하기
🔍 풀이 방법
dfs로 방문 여부 체크하면서 거리를 구함
⏳ 회고
쉬운 dfs..