[20250825] BOJ / G2 / Escape Room / 한종욱 #735
Merged
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🧷 문제 링크
https://www.acmicpc.net/problem/19606
🧭 풀이 시간
20분
👀 체감 난이도
✏️ 문제 설명
(1,1)에서 (N, M)으로 가려고 하고, 가는 방법은 각 cell에 숫자가 있어서 해당 숫자를 곱해서 만들 수 있는 칸으로 가게 됨. 갈 수 있으면 yes, 아니면 no
🔍 풀이 방법
그냥 BFS에서 저 숫자만 약수 구하는 방식으로 구하면 됨
⏳ 회고
약수는 무조건$\sqrt{n}$ 범위로 구해야 함, 그렇게 구하고 반대 경우도 체크 -