[20251227] BOJ / G4 / 오렌지 출하 / 한종욱 #1745
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🧷 문제 링크
https://www.acmicpc.net/problem/11985
🧭 풀이 시간
120분
👀 체감 난이도
✏️ 문제 설명
오렌지를 M개 이하로 묶어서 넣을 수 있는데 이 때, 최소 비용은?
🔍 풀이 방법
dp 상태 정의: i번째 오렌지를 넣었을 때 최소 비용
$dp[i]$ 는 $dp[i]$ 와 $dp[j-1]+cost$ 로 비교해야 한다. j는 i부터 i-M+1까지 탐색하면서 이전 상태에 다음 상자를 만든다는 개념으로 가야 한다.
⏳ 회고
일단 최대값 설정을 잘못해서 틀렸고, i-M+1까지 비교해야 했는데 계속 i-M까지 비교했다.