[20251214] BOJ / G4 / 출근 경로 / 설진영 #1673
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🧷 문제 링크
https://www.acmicpc.net/problem/5569
🧭 풀이 시간
30분
👀 체감 난이도
✏️ 문제 설명
(1,1)에서 (w,h)까지 동쪽 또는 북쪽으로만 이동
단, 방향을 바꾼 직후에는 다시 방향을 바꿀 수 없음
🔍 풀이 방법
4차원 DP, dp[i][j][dir][turned]
방향 전환 제약 조건을 상태로 관리
⏳ 회고
어렵군