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🧷 문제 링크
게임
🧭 풀이 시간
20분
👀 체감 난이도
✏️ 문제 설명
f(x) = 'x의 모든 자릿수의 합' + '모든 자릿수의 곱'f(x) = x형태가 나오면1안 나오면0f(x) > 100000이면-1임L과R이 주어졌을 때, 해당 범위의 모든 숫자를 함수에 넣었을 때의 값들을 전부 더하면?🔍 풀이 방법
백트래킹 + 메모이제이션
⏳ 회고
메모이제이션 안 써도 통과 가능