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🧷 문제 링크
https://www.acmicpc.net/problem/2343
🧭 풀이 시간
30분
👀 체감 난이도
✏️ 문제 설명
기타 레슨 동영상을 블루레이 몇개에 나눠서 팔려고 할 때
블루레이의 크기는 들어가는 동영상 크기의 합 입니다.
블루레이의 개수 제한이 주어졌을 때 블루레이 크기의 최솟값을 구하는 문제입니다.
🔍 풀이 방법
이분탐색으로 풀었습니다.
이분탐색을 시작할 때 최솟값은 동영상 길이의 최댓값이고
최댓값은 모든 동영상 길이의 합으로 하여 횟수를 줄였습니다.
⏳ 회고
뭔가 풀이방법을 떠올리기만 하면 쉬운 문제였던 것 같습니다.