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✔ 문제 제목: 이진트리순회
✔ 문제 유형: 재귀
✔ 문제 풀이 날짜: 11.21
💡 문제 분석 요약
전위순회, 후위순회 출력
💡 알고리즘 설계
💡코드
💡 시간복잡도
O(N) => 트리의 모든 노드를 정확히 한 번 방문하므로, 시간복잡도는 노드의 수 N에 비례
💡 느낀 점 or 기억할 정보