description Problem history Submissions question_mark Qna how_to_vote Vote #8304 upload 28 done 7 how_to_reg 5 call_split Subtask 최단 경로 파괴 timer 1s memory 128MB upload Attempts 28 times Solved 7 times Solvers 5 people Acceptance Rate 25.0% monitoring Average Runtime 323.0ms Average Memory 18661.1KB Average Code Length 2272.9B No. Submitter Result Time Memory Length Language Submitted