[20250817] BOJ / G5 / 태상이의 훈련소 생활 / 권혁준 #681
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🧷 문제 링크
https://www.acmicpc.net/problem/19951
🧭 풀이 시간
20분
👀 체감 난이도
✏️ 문제 설명
N개의 땅이 일렬로 있다.
구간에 k를 더하는 연산을 M번 한 뒤에 땅의 높이를 구해보자.
🔍 풀이 방법
구간 [a,b]에 k를 더하는 연산은 새로운 배열 c를 정의해서 c[a] += k, c[b+1] -= k를 해주면 된다.
⏳ 회고
ez