[20250719] / BOJ / G4 / 두 단계 최단 경로 / 이강현 #500
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🧷 문제 링크
https://www.acmicpc.net/problem/23793
🧭 풀이 시간
50분
👀 체감 난이도
✏️ 문제 설명
그냥 방향성 그래프 있고 가중치 다 정의되어있음.
시작점에서 중간점을 지나고 도착지까지 가는 경우 최단 거리와
시작점에서 중간점을 거치지 않고 도착지까지 가는 경우 최단거리를 구하기
🔍 풀이 방법
다익스트라 세번씀
⏳ 회고
ez