[20251116] PGM / LV2 / 연속 부분 수열 / 이종환 #1421
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🧷 문제 링크
https://school.programmers.co.kr/learn/courses/30/lessons/131701
🧭 풀이 시간
20분
👀 체감 난이도
✏️ 문제 설명
원형 수열은 처음과 끝이 연결되어 끊기는 부분이 없기 때문에 연속하는 부분 수열도 일반적인 수열보다 많아집니다.
원형 수열의 모든 원소 elements가 순서대로 주어질 때, 원형 수열의 연속 부분 수열 합으로 만들 수 있는 수의 개수를 return 하도록 solution 함수를 완성해주세요.
🔍 풀이 방법
그냥 모든 길이별로 시작지점을 0~ len-1로 잡아서 전부 슬라이딩 윈도우 식으로 구하면 끝이다
⏳ 회고