description Problem history Submissions question_mark Qna how_to_vote Vote #6249 upload 127 done 25 how_to_reg 22 auto_awesome Special judge call_split Subtask 노드 제거하기 timer 1s memory 1024MB upload Attempts 127 times Solved 25 times Solvers 22 people Acceptance Rate 19.7% monitoring Average Runtime 41.6ms Average Memory 7317.4KB Average Code Length 1178.8B No. Submitter Result Time Memory Length Language Submitted