description Problem history Submissions question_mark Qna how_to_vote Vote #6249 upload 126 done 24 how_to_reg 21 auto_awesome Special judge call_split Subtask 노드 제거하기 timer 1s memory 1024MB upload Attempts 126 times Solved 24 times Solvers 21 people Acceptance Rate 19.0% monitoring Average Runtime 40.7ms Average Memory 7311.5KB Average Code Length 1180.1B No. Submitter Result Time Memory Length Language Submitted