description Problem history Submissions question_mark Qna how_to_vote Vote #9659 upload 108 done 46 how_to_reg 39 트리 순회 timer 1s memory 256MB upload Attempts 108 times Solved 46 times Solvers 39 people Acceptance Rate 42.6% monitoring Average Runtime 53.0ms Average Memory 14008.7KB Average Code Length 1280.5B No. Submitter Result Time Memory Length Language Submitted