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🚀 이슈 번호
Resolve: {#2274}
🧩 문제 해결
스스로 해결: ❌
🔎 접근 과정
단순 dp로만 구현했는데 틀려서 찾아보니 그리디로 풀면 보다 단순했다.
비용이 가장 적은 숫자를 최대한 많이 사고 그렇게 만들어진 수를 가져와서 맨 앞자리부터 맨 끝자리까지 최대한 큰 수로 교체해야 하면 된다.
dp로도 풀수 있을 것 같긴하다
⏱️ 시간 복잡도
O(?)💻 구현 코드