[20250724] BOJ / G5 / 서로 다른 자연수의 합 / 김수연 #536
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🧷 문제 링크
https://www.acmicpc.net/problem/9764
🧭 풀이 시간
30분
👀 체감 난이도
✏️ 문제 설명
양의 정수 N을 서로 다른 자연수의 합으로 나타내는 방법 개수 구하기
🔍 풀이 방법
최대 크기 N을 구하고, dp 사용
점화식 : dp[i] = (dp[i] + dp[i - k]) % mod
⏳ 회고
머리가 안구른다