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🧷 문제 링크
https://www.acmicpc.net/problem/1933
🧭 풀이 시간
60분
👀 체감 난이도
✏️ 문제 설명
건물의 높이가 주어지는데 테두리만 처리해서 x좌표와 그 지점에서의 높이를 출력해라
🔍 풀이 방법
건물의 시작과 끝을 event로 만들어 나누어 정렬했다.
여기서 정렬이 중요한데
으로 정렬한다.
⏳ 회고
처음에 틀렸던 이유는 같은 이벤트에의 높이 처리를 해주지 않아 틀렸다. TreeMap을 생각해서 푼 건 내가 생각해도 잘했다.