[20250211] BOJ / 골드5 / 창영이와 커피 / 김수연 #82
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03do-new30
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Feb 11, 2025
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🧷 문제 링크
https://www.acmicpc.net/problem/22115
🧭 풀이 시간
60분
👀 체감 난이도
✏️ 문제 설명
창영이가 정확히 K만큼의 카페인을 섭취하기 위해서 최소 몇 개의 커피를 마셔야 하는지 구하기
🔍 풀이 방법
dp 사용
각 커피에 대해서 dp의 coffee[i]~K를 돌면서 dp에 최소 커피 갯수 저장하기
⏳ 회고
if (coffee[i] > K) continue;
이거 안넣어줘서 계속 IndexOutOfBound 에러 뜸,,,,ㅋ,,,,, 범위 조심....