[20250909] PGM / LV2 / [1차] 프렌즈4블록 / 김수연 #855
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🧷 문제 링크
https://school.programmers.co.kr/learn/courses/30/lessons/17679
🧭 풀이 시간
30분
👀 체감 난이도
✏️ 문제 설명
블록이 2x2 형태로 4개가 붙어있을 경우 블록이 지워지고, 블록이 지워진 후에 위에 있는 블록이 아래로 떨어져 빈 공간을 채움
이것이 반복될 때, 지워지는 블록의 개수 구하기
🔍 풀이 방법
지울 수 있는 블록이 있는지 확인하는 check함수를 통해 지워지는지 여부를 remove 배열에 저장해둠
이후, move를 시켜서 블록들의 위치를 이동시켜줌
더이상 지울 블록이 없을 때까지 무한 반복
⏳ 회고
단순 구현이다